Pith Number

pith:F73YFMVC

pith:2018:F73YFMVCV637DOZTG4EZSFZCVZ

not attested not anchored not stored refs pending

JCMT Mapping of CO(3-2) in the Circumnuclear Region of M31

Hui Dong, Ping Zhou, Xue-Jian Jiang, Yu Gao, Zhiyuan Li, Zongnan Li

arxiv:1812.10887 v1 · 2018-12-28 · 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{F73YFMVCV637DOZTG4EZSFZCVZ}

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	2026-05-17T23:56:16.395476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ff782b2a2afb7f1bb333709991722ae4f8633855e90065888bd5f8d1c6c7a80

Aliases

arxiv: 1812.10887 · arxiv_version: 1812.10887v1 · doi: 10.48550/arxiv.1812.10887 · pith_short_12: F73YFMVCV637 · pith_short_16: F73YFMVCV637DOZT · pith_short_8: F73YFMVC

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/F73YFMVCV637DOZTG4EZSFZCVZ \
  | 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: 2ff782b2a2afb7f1bb333709991722ae4f8633855e90065888bd5f8d1c6c7a80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2fe0ff2de32bfa14104772c0cf829eafadf17984e42c089d0e55619c6774447",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-28T04:16:07Z",
    "title_canon_sha256": "2c4942631a6ee44d56be73c067b203093032f3568d248ca71b561958305f0683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10887",
    "kind": "arxiv",
    "version": 1
  }
}