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Update SWHID resolution on n2t.net and identifiers.org
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Description

The resolution of SWHIDs on n2t.net and identifiers.org does not work when using the new qualifiers introduced in SWHIDs v1.4
It is probably enough to update the regex used in these redirectors following what was done for Invenio for T1015 that can be found here

https://github.com/inveniosoftware/idutils/blob/cc09640ffb457bab3cfe8d0eeb4822dd521fd36d/idutils/__init__.py#L245-L249

Currently the swh prefix description used by these two resolvers can be seen here (search for swh) : https://n2t.net/e/n2t_full_prefixes.yaml

To make modification, contact support at identifiers.org selecting MIRIAM as object

https://www.ebi.ac.uk/support/

Event Timeline

rdicosmo triaged this task as Normal priority.Nov 19 2020, 5:38 PM
rdicosmo created this task.

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Hello,

Software Heritage identifiers (SWHID) can be resolved on n2t.net and identifiers.org
but the latest version of their specification (https://docs.softwareheritage.org/devel/swh-model/persistent-identifiers.html) is currently not supported by the MIRIAM registry.

Please find below an update of the SWHID specification that can be found in https://n2t.net/e/n2t_full_prefixes.yaml matching latest SWHID specification.

swh:
  type: "scheme"
  name: "Software Heritage"
  alias: 
  provider: 
  provider_id: "MIR:00100873"
  sort_score: "1"
  primary: "false"
  forward: "https://archive.softwareheritage.org/swh:${ac}"
  redirect: "https://archive.softwareheritage.org/swh:$id"
  description: "Software Heritage is the universal archive of software source code."
  subject: 
  location: "France"
  synonym: "nmrCV"
  institution: "INRIA"
  prefixed: "true"
  test: "1:rev:309cf2674ee7a0749978cf8265ab91a60aea0f7d"
  probe: "https://archive.softwareheritage.org/swh:1:rev:309cf2674ee7a0749978cf8265ab91a60aea0f7d"
  pattern: "^swh:[1-9]:(cnt|dir|rel|rev|snp):[0-9a-f]+(;(origin|visit|anchor|path|lines)=\S+)*$"
  state: "0:Unknown"
  more: "https://archive.softwareheritage.org"

SWHID with context qualifiers can now be resolved using https://identifiers.org/, closing this.

Apparently, there is still something not working in identifiers.org, here is an example:

https://identifiers.org/swh:1:cnt:4d99d2d18326621ccdd70f5ea66c2e2ac236ad8b;origin=https://gitorious.org/ocamlp3l/ocamlp3l_cvs.git;visit=swh:1:snp:d7f1b9eb7ccb596c2622c4780febaa02549830f9;anchor=swh:1:rev:2db189928c94d62a3b4757b3eec68f0a4d4113f0;path=/Examples/SimpleFarm/simplefarm.ml;lines=9-15

it currently returns:
INVALID resolution request for 'swh:1:cnt:4d99d2d18326621ccdd70f5ea66c2e2ac236ad8b/gitorious.org/ocamlp3l/ocamlp3l_cvs.git/Examples/SimpleFarm/simplefarm.ml', due to 'Resolution request 'swh:1:cnt:4d99d2d18326621ccdd70f5ea66c2e2ac236ad8b/gitorious.org/ocamlp3l/ocamlp3l_cvs.git/Examples/SimpleFarm/simplefarm.ml' is NOT ABOUT A NAMESPACE; For namespace 'swh', provided local ID 'swh:1:cnt:4d99d2d18326621ccdd70f5ea66c2e2ac236ad8b/gitorious.org/ocamlp3l/ocamlp3l_cvs.git/Examples/SimpleFarm/simplefarm.ml' DOES NOT MATCH local IDs definition pattern '^swh:[1-9]:(cnt|dir|rel|rev|snp):[0-9a-f]+(;(origin|visit|anchor|path|lines)=\S+)*$''

And on n2t the redirection of
https://n2t.net/swh:1:cnt:4d99d2d18326621ccdd70f5ea66c2e2ac236ad8b;origin=https://gitorious.org/ocamlp3l/ocamlp3l_cvs.git;visit=swh:1:snp:d7f1b9eb7ccb596c2622c4780febaa02549830f9;anchor=swh:1:rev:2db189928c94d62a3b4757b3eec68f0a4d4113f0;path=/Examples/SimpleFarm/simplefarm.ml;lines=9-15

leads to a 404 on our side.

Arf, got mistaken by the green light on the identifiers.org Web UI, I should have clicked on the link.

For the n2t redirection, one slash for the origin url gets removed leading to a 404 as https:/gitorious.org/ocamlp3l/ocamlp3l_cvs.git is not a valid URL.

I will get in touch with the identifiers.org engineer that handle my request then.