Pith Number

pith:TYTQCCUD

pith:2005:TYTQCCUDRRWSTTJHV4KQUYYBMV

not attested not anchored not stored refs pending

The optical spectroscopy of extraterrestrial molecules

R.G. Sharp, T.W. Schmidt

arxiv:astro-ph/0501180 v1 · 2005-01-11 · 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{TYTQCCUDRRWSTTJHV4KQUYYBMV}

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	2026-05-18T04:27:04.354772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e27010a838c6d29cd27af150a6301655f8211fbbbc0ebeb87fae5c0d392c766

Aliases

arxiv: astro-ph/0501180 · arxiv_version: astro-ph/0501180v1 · doi: 10.48550/arxiv.astro-ph/0501180 · pith_short_12: TYTQCCUDRRWS · pith_short_16: TYTQCCUDRRWSTTJH · pith_short_8: TYTQCCUD

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/TYTQCCUDRRWSTTJHV4KQUYYBMV \
  | 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: 9e27010a838c6d29cd27af150a6301655f8211fbbbc0ebeb87fae5c0d392c766

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1389a00661332ecad6225020d772953510b713e7151746c569217f2ecd032cb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-01-11T05:47:21Z",
    "title_canon_sha256": "2c6ce1715bb5a59056ed56961402321ecd19c67a342b831ccd2200a86438b370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0501180",
    "kind": "arxiv",
    "version": 1
  }
}