Pith Number

pith:GB54WWJS

pith:2017:GB54WWJS7S67JLOE5SZBQKN2VZ

not attested not anchored not stored refs pending

IFS-RedEx, a redshift extraction software for integral-field spectrographs: Application to MUSE data

Jean-Paul Kneib, Johan Richard, Markus Rexroth, R\'emy Joseph, Romaric Her

arxiv:1703.09239 v1 · 2017-03-27 · astro-ph.IM · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GB54WWJS7S67JLOE5SZBQKN2VZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:47:45.122716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

307bcb5932fcbdf4adc4ecb21829baae750d8bf69b95b386e329c999aad4b483

Aliases

arxiv: 1703.09239 · arxiv_version: 1703.09239v1 · doi: 10.48550/arxiv.1703.09239 · pith_short_12: GB54WWJS7S67 · pith_short_16: GB54WWJS7S67JLOE · pith_short_8: GB54WWJS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GB54WWJS7S67JLOE5SZBQKN2VZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 307bcb5932fcbdf4adc4ecb21829baae750d8bf69b95b386e329c999aad4b483

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10ac3a8a4b5cf610fe1bc72d63c3319abdd4dd0b4ca094005b9bf25ef513880c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-03-27T18:00:52Z",
    "title_canon_sha256": "e233575dfce375e52d763ebdda5cd4dabd07a9033c52e0d98a70b0eeeb9f7f9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09239",
    "kind": "arxiv",
    "version": 1
  }
}