Pith Number

pith:NQIC5P3F

pith:2017:NQIC5P3F4USIZ6MTF7KFBEWDSZ

not attested not anchored not stored refs pending

Decay of COSAC and Ptolemy Mass Spectra at Comet 67P/Churyumov-Gerasimenko

Andrew Morse, Barbara Cozzoni, Chaitanya Giri, Cyril Szopa, Francois Raulin, Fred Goesmann, Harald Kr\"uger, Harald Steininger, Ian Wright, Jan Hendrik Bredeh\"oft, Pascale Ehrenfreund, Stephan Ulamec, Susan McKenna-Lawlor, Thomas Gautier

arxiv:1702.00192 v1 · 2017-02-01 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQIC5P3F4USIZ6MTF7KFBEWDSZ}

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	2026-05-18T00:47:03.889932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c102ebf65e5248cf9932fd45092c3965a0f868f8f0b4ed2cdb97976d43e2fd0

Aliases

arxiv: 1702.00192 · arxiv_version: 1702.00192v1 · doi: 10.48550/arxiv.1702.00192 · pith_short_12: NQIC5P3F4USI · pith_short_16: NQIC5P3F4USIZ6MT · pith_short_8: NQIC5P3F

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/NQIC5P3F4USIZ6MTF7KFBEWDSZ \
  | 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: 6c102ebf65e5248cf9932fd45092c3965a0f868f8f0b4ed2cdb97976d43e2fd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437590183dae95df5688c6e13c3ccefd23740042c695c0fc5691b02d2a6846e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-02-01T10:26:41Z",
    "title_canon_sha256": "aea6acd062957e3df63abe377d19d7264603d96a3da9f5c9b112f75645b48a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00192",
    "kind": "arxiv",
    "version": 1
  }
}