Pith Number

pith:ZQK62HCQ

pith:2013:ZQK62HCQRPWW4YLM5XZO4DZZUH

not attested not anchored not stored refs pending

High-resolution ammonia mapping of the very young protostellar core Chamaeleon-MMS1

C. M. Walmsley, J. B. Whiteoak, J. Harju, M. J. Mantere, M. S. V\"ais\"al\"a, O. Miettinen, R. S. Sault

arxiv:1311.7576 v1 · 2013-11-29 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQK62HCQRPWW4YLM5XZO4DZZUH}

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	2026-05-18T00:43:43.928862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc15ed1c508bed6e616cedf2ee0f39a1e1705ecbb52d7b6023acda67a7d6c9fd

Aliases

arxiv: 1311.7576 · arxiv_version: 1311.7576v1 · doi: 10.48550/arxiv.1311.7576 · pith_short_12: ZQK62HCQRPWW · pith_short_16: ZQK62HCQRPWW4YLM · pith_short_8: ZQK62HCQ

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/ZQK62HCQRPWW4YLM5XZO4DZZUH \
  | 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: cc15ed1c508bed6e616cedf2ee0f39a1e1705ecbb52d7b6023acda67a7d6c9fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c5dbc986571771d584969882223abc3eeef76426412ac4d379e40ad269e274b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-29T14:26:19Z",
    "title_canon_sha256": "b1f1cebe31962a453065b291bf1795d2a0f53e7315ff1977d675109466d51b2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7576",
    "kind": "arxiv",
    "version": 1
  }
}