Pith Number

pith:OMCEV2MT

pith:2004:OMCEV2MTFX2EYLNQIBEZW3PR6N

not attested not anchored not stored refs pending

Deuterated Thioformaldehyde in the Barnard 1 Cloud

E. Roueff, J. Cernicharo, M. Gerin, N. Marcelino, R. Mauersberger

arxiv:astro-ph/0410515 v1 · 2004-10-21 · 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{OMCEV2MTFX2EYLNQIBEZW3PR6N}

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	2026-07-04T16:45:01.418701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73044ae9932df44c2db040499b6df1f34a9c1b468d381d5ff81faffa122ea08d

Aliases

arxiv: astro-ph/0410515 · arxiv_version: astro-ph/0410515v1 · doi: 10.48550/arxiv.astro-ph/0410515 · pith_short_12: OMCEV2MTFX2E · pith_short_16: OMCEV2MTFX2EYLNQ · pith_short_8: OMCEV2MT

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/OMCEV2MTFX2EYLNQIBEZW3PR6N \
  | 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: 73044ae9932df44c2db040499b6df1f34a9c1b468d381d5ff81faffa122ea08d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6afd0f899a9a57c6922d74a2a163db1e6c03b9ac7aea4ddaf52a9b7298174c65",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-10-21T17:04:50Z",
    "title_canon_sha256": "90258015b5241daf26810e3306acd487dac186a762e7074409d85a62d61ea16f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0410515",
    "kind": "arxiv",
    "version": 1
  }
}