Pith Number

pith:VQEFT4G5

pith:2000:VQEFT4G56FZBUKA743KR7OHTVL

not attested not anchored not stored refs pending

ISO-SWS observations of pure rotational water absorption lines toward Orion-IRc2

C.M. Wright, E.F. van Dishoeck, E. Gonzalez-Alfonso, H. Feuchtgruber, J. Cernicharo, J.H. Black, Th. de Graauw

arxiv:astro-ph/0004100 v1 · 2000-04-07 · 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{VQEFT4G56FZBUKA743KR7OHTVL}

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	2026-07-04T14:10:16.845101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac0859f0ddf1721a281fe6d51fb8f3aaf17ab65e8c4d63353bf2aaf0fb61ac2b

Aliases

arxiv: astro-ph/0004100 · arxiv_version: astro-ph/0004100v1 · doi: 10.48550/arxiv.astro-ph/0004100 · pith_short_12: VQEFT4G56FZB · pith_short_16: VQEFT4G56FZBUKA7 · pith_short_8: VQEFT4G5

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/VQEFT4G56FZBUKA743KR7OHTVL \
  | 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: ac0859f0ddf1721a281fe6d51fb8f3aaf17ab65e8c4d63353bf2aaf0fb61ac2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5d9621c54c6b70f66dae9d2d941eaec247745267c2b53ced4cdba98b61fd050",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-07T04:18:44Z",
    "title_canon_sha256": "188286da70286e60f5db94b93e6d6df1c288dd710cf1476769bbcb63b3d9f2fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004100",
    "kind": "arxiv",
    "version": 1
  }
}