Pith Number

pith:ZCHT6BBV

pith:2007:ZCHT6BBVFH2W7S5PBGJBMFBLTJ

not attested not anchored not stored refs pending

Cometary water expansion velocity from OH line shapes

D. Bockel\'ee-Morvan, J. Crovisier, P. Colom, W.-H. Ip, W.-L. Tseng

arxiv:astro-ph/0702193 v1 · 2007-02-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCHT6BBVFH2W7S5PBGJBMFBLTJ}

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.

Cited by

1 paper in Pith

A D/H Ratio Consistent with Earth's Water in Halley-type Comet 12P from ALMA HDO Mapping

Receipt and verification

First computed	2026-07-04T17:29:17.470071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c88f3f043529f56fcbaf099216142b9a4fff9a9aa432ac7ac466e787e6d5f8b2

Aliases

arxiv: astro-ph/0702193 · arxiv_version: astro-ph/0702193v1 · doi: 10.48550/arxiv.astro-ph/0702193 · pith_short_12: ZCHT6BBVFH2W · pith_short_16: ZCHT6BBVFH2W7S5P · pith_short_8: ZCHT6BBV

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/ZCHT6BBVFH2W7S5PBGJBMFBLTJ \
  | 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: c88f3f043529f56fcbaf099216142b9a4fff9a9aa432ac7ac466e787e6d5f8b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75cb02e0948353647904cc246c39dde75d78ba6de21ff9d9e55b2988d0e803ac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-07T12:53:55Z",
    "title_canon_sha256": "e9b536f0287a8a6a94ff29a90e082115f01392191a9092a7ff89cfea50bfa551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702193",
    "kind": "arxiv",
    "version": 1
  }
}