Pith Number

pith:44VR3U7P

pith:2017:44VR3U7PYFQOF2RSRFKF245HN3

not attested not anchored not stored refs pending

The role of molecular gas in galaxy transition in compact groups

C. Zucker, K. Alatalo, K. Johnson, P. Guillard, P. N. Appleton, S. Gallagher, U. Lisenfeld

arxiv:1708.09159 v2 · 2017-08-30 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44VR3U7PYFQOF2RSRFKF245HN3}

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	2026-05-18T00:29:54.607339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e72b1dd3efc160e2ea3289545d73a76eea199082e58af813db57588450571e7b

Aliases

arxiv: 1708.09159 · arxiv_version: 1708.09159v2 · doi: 10.48550/arxiv.1708.09159 · pith_short_12: 44VR3U7PYFQO · pith_short_16: 44VR3U7PYFQOF2RS · pith_short_8: 44VR3U7P

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/44VR3U7PYFQOF2RSRFKF245HN3 \
  | 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: e72b1dd3efc160e2ea3289545d73a76eea199082e58af813db57588450571e7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7f88cef9d3422e318729383de2896232fb002cc4f4165c87c2b943a1161c7fa",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-30T08:26:56Z",
    "title_canon_sha256": "837310034636fc247dc6d8fbb49939e6578512726b1d7195d07b7203ba8b48f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09159",
    "kind": "arxiv",
    "version": 2
  }
}