Pith Number

pith:MOH7KQAR

pith:2017:MOH7KQARHARQPD3BSJOWXLWMB5

not attested not anchored not stored refs pending

Class I methanol masers in NGC253: Alcohol at the end of the bar

(2) Guangzhou University, (3) University of Sydney, (4) Shanghai Astronomical Observatory), Hai-Hua Qiao (4) ((1) University of Tasmania, Shari Breen (3), Simon Ellingsen (1), Xi Chen (2)

arxiv:1708.02602 v1 · 2017-08-08 · 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{MOH7KQARHARQPD3BSJOWXLWMB5}

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	2026-05-18T00:34:46.583717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

638ff540113823078f61925d6baecc0f486f41ee808cf7811fda30fa802ee60d

Aliases

arxiv: 1708.02602 · arxiv_version: 1708.02602v1 · doi: 10.48550/arxiv.1708.02602 · pith_short_12: MOH7KQARHARQ · pith_short_16: MOH7KQARHARQPD3B · pith_short_8: MOH7KQAR

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/MOH7KQARHARQPD3BSJOWXLWMB5 \
  | 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: 638ff540113823078f61925d6baecc0f486f41ee808cf7811fda30fa802ee60d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdf59abad99b1e51452f7906f433f922db665e8e68d10fe71aa2ad7fe3fef30d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-08T18:39:24Z",
    "title_canon_sha256": "abdd69b2cc9e10d252503198bbeb0dfc6138af8da2af7ddf3610d1208f69b37a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02602",
    "kind": "arxiv",
    "version": 1
  }
}