Pith Number

pith:6QKTW2TI

pith:2000:6QKTW2TINJCMOGEQ2DMHR5VQWQ

not attested not anchored not stored refs pending

Detection of interstellar CH_3

C.M. Wright, E.F. van Dishoeck, F.P. Helmich, H. Feuchtgruber

arxiv:astro-ph/0005273 v1 · 2000-05-12 · 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{6QKTW2TINJCMOGEQ2DMHR5VQWQ}

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	2026-07-04T16:16:39.731915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4153b6a686a44c71890d0d878f6b0b43bc907949f81355c5a0bbccc6f35c848

Aliases

arxiv: astro-ph/0005273 · arxiv_version: astro-ph/0005273v1 · doi: 10.48550/arxiv.astro-ph/0005273 · pith_short_12: 6QKTW2TINJCM · pith_short_16: 6QKTW2TINJCMOGEQ · pith_short_8: 6QKTW2TI

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/6QKTW2TINJCMOGEQ2DMHR5VQWQ \
  | 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: f4153b6a686a44c71890d0d878f6b0b43bc907949f81355c5a0bbccc6f35c848

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bceee1202a0afbc1a2c665ed5cec02f6a4652a2e0026c91feb44735e6b62af43",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-12T09:31:54Z",
    "title_canon_sha256": "37499a8f1dec901db27513d92f2604ac332dce405ba051bbe0ddd3ce5f3ddfb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005273",
    "kind": "arxiv",
    "version": 1
  }
}