Pith Number

pith:4RGCVM6J

pith:2010:4RGCVM6J5YGIHPUHQBD3RLZFMC

not attested not anchored not stored refs pending

Nitrogen chemistry and depletion in starless cores

David Flower (PHYSICS DEPARTMENT), G. Pineau Des for\^ets (IAS, LERMA), Malcolm Walmsley (INAF), Pierre Hily-Blant (LAOG)

arxiv:1001.3930 v1 · 2010-01-22 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RGCVM6J5YGIHPUHQBD3RLZFMC}

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	2026-05-18T02:09:31.256101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44c2ab3c9ee0c83be878047b8af25609fd0f26bb6541d2db120dfb024ed3aac

Aliases

arxiv: 1001.3930 · arxiv_version: 1001.3930v1 · doi: 10.48550/arxiv.1001.3930 · pith_short_12: 4RGCVM6J5YGI · pith_short_16: 4RGCVM6J5YGIHPUH · pith_short_8: 4RGCVM6J

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/4RGCVM6J5YGIHPUHQBD3RLZFMC \
  | 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: e44c2ab3c9ee0c83be878047b8af25609fd0f26bb6541d2db120dfb024ed3aac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47d5be59f0df1e4e5c664247f04aab9e282cb8535a6ffc41dbdc23a131230eb9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-01-22T07:44:50Z",
    "title_canon_sha256": "02b8d1bba6508b8369ccbb110137185a53f205096d344089b11385f6c3a7a27d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.3930",
    "kind": "arxiv",
    "version": 1
  }
}