Pith Number

pith:RPQ3WO34

pith:2004:RPQ3WO342ZEAWX7PUGMZD7KDJ2

not attested not anchored not stored refs pending

Molecular abundance ratios as a tracer of accelerated collapse in regions of high mass star formation?

C. J. Lintott, D. A. Williams, I. Zinchenko, J. M. C. Rawlings, P. Caselli, P. Myers, S.Viti, T. W. Hartquist

arxiv:astro-ph/0410653 v1 · 2004-10-27 · 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{RPQ3WO342ZEAWX7PUGMZD7KDJ2}

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	2026-07-04T14:13:51.250109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8be1bb3b7cd6480b5fefa19991fd434eb0d1338069aaa5840db9cafa942ff275

Aliases

arxiv: astro-ph/0410653 · arxiv_version: astro-ph/0410653v1 · doi: 10.48550/arxiv.astro-ph/0410653 · pith_short_12: RPQ3WO342ZEA · pith_short_16: RPQ3WO342ZEAWX7P · pith_short_8: RPQ3WO34

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/RPQ3WO342ZEAWX7PUGMZD7KDJ2 \
  | 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: 8be1bb3b7cd6480b5fefa19991fd434eb0d1338069aaa5840db9cafa942ff275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87c50490542781fb389f033e893679db6a5c4cbe55451ab14f65bcb2708ed664",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-10-27T09:59:08Z",
    "title_canon_sha256": "a61009971e773aac5a32b0cdaabb41b6c9de08de5a7b148dd66b5ead8e8a07bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0410653",
    "kind": "arxiv",
    "version": 1
  }
}