Pith Number

pith:F4JABIZ4

pith:2012:F4JABIZ4MLQ3KUTL235RYB7EYQ

not attested not anchored not stored refs pending

CID: Chemistry In Disks VII. First detection of HC3N in protoplanetary disks

A. Dutrey, D. Semenov, E. Chapillon, F. Gueth, F. Hersant, K. Schreyer, R. Launhardt, S. Guilloteau, T. Henning, V. Pietu, V. Wakelam

arxiv:1207.2682 v1 · 2012-07-11 · astro-ph.SR · 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{F4JABIZ4MLQ3KUTL235RYB7EYQ}

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	2026-05-18T01:56:25.147232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f1200a33c62e1b5526bd6fb1c07e4c42fa4d7d91e8efc8c1c72325e2260d7cf

Aliases

arxiv: 1207.2682 · arxiv_version: 1207.2682v1 · doi: 10.48550/arxiv.1207.2682 · pith_short_12: F4JABIZ4MLQ3 · pith_short_16: F4JABIZ4MLQ3KUTL · pith_short_8: F4JABIZ4

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/F4JABIZ4MLQ3KUTL235RYB7EYQ \
  | 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: 2f1200a33c62e1b5526bd6fb1c07e4c42fa4d7d91e8efc8c1c72325e2260d7cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81d48b3387d56e4f2acd61d83faa9340d34f1ac3e878c3e0395eaf45942d7c81",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-11T15:44:37Z",
    "title_canon_sha256": "50d80d555f500051a332444a84c6dd961b7b9a8e387d6d1c1369dc9e4683020f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2682",
    "kind": "arxiv",
    "version": 1
  }
}