Pith Number

pith:SG5SMWCP

pith:2012:SG5SMWCPYR43KHV43UBRRTP7AV

not attested not anchored not stored refs pending

Complexity reduction of astrochemical networks

E. Merlin, F. A. Gianturco, P. Baiocchi, S. Bovino, T. Grassi

arxiv:1204.6666 v2 · 2012-04-30 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SG5SMWCPYR43KHV43UBRRTP7AV}

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	2026-05-18T01:57:42.304031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91bb26584fc479b51ebcdd0318cdff0551f0d1c6a9bbb4b24621d4240e270880

Aliases

arxiv: 1204.6666 · arxiv_version: 1204.6666v2 · doi: 10.48550/arxiv.1204.6666 · pith_short_12: SG5SMWCPYR43 · pith_short_16: SG5SMWCPYR43KHV4 · pith_short_8: SG5SMWCP

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/SG5SMWCPYR43KHV43UBRRTP7AV \
  | 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: 91bb26584fc479b51ebcdd0318cdff0551f0d1c6a9bbb4b24621d4240e270880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afab6135308e4953d385c85c5520a39c14e6c5a98f95795d7991dbb86765c2fd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-04-30T15:13:50Z",
    "title_canon_sha256": "3cbde16dca23dead24d0436ab28b470f87a0c87072772befd3d59cc8abd5d945"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6666",
    "kind": "arxiv",
    "version": 2
  }
}