Pith Number

pith:MQACP4YM

pith:2019:MQACP4YM3HAUB5L6D5TFSXCCAX

not attested not anchored not stored refs pending

Influence of galactic arm scale dynamics on the molecular composition of the cold and dense ISM II. Molecular oxygen abundance

I. A. Bonnell, M. Ruaud, P. Gratier, V. Wakelam

arxiv:1905.00800 v2 · 2019-05-02 · 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{MQACP4YM3HAUB5L6D5TFSXCCAX}

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	2026-05-17T23:44:28.687987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

640027f30cd9c140f57e1f66595c4205f97292809d00d5d79276cba91763af7b

Aliases

arxiv: 1905.00800 · arxiv_version: 1905.00800v2 · doi: 10.48550/arxiv.1905.00800 · pith_short_12: MQACP4YM3HAU · pith_short_16: MQACP4YM3HAUB5L6 · pith_short_8: MQACP4YM

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/MQACP4YM3HAUB5L6D5TFSXCCAX \
  | 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: 640027f30cd9c140f57e1f66595c4205f97292809d00d5d79276cba91763af7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db913f3bd8982bc97d2cb6c22389908d5e954ffbe0d943a5f3ad4e6a841875ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-05-02T15:15:12Z",
    "title_canon_sha256": "c25cefa53ab22cc6af1550e282f1e7c7f4e60500ab42f4212204c44aa168fcc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00800",
    "kind": "arxiv",
    "version": 2
  }
}