Pith Number

pith:PUKWZQGZ

pith:2010:PUKWZQGZVEWGYWE3SPCTVDIWFG

not attested not anchored not stored refs pending

Consequences of cosmic microwave background-regulated star formation

Greg Stinson, Hugh Couchman, James Wadsley, Jeremy Bailin, Sijing Shen (McMaster University), William E. Harris

arxiv:1002.3555 v1 · 2010-02-18 · 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{PUKWZQGZVEWGYWE3SPCTVDIWFG}

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	2026-05-18T02:08:59.476095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d156cc0d9a92c6c589b93c53a8d1629972ea8e2c52023417829965069ae49f3

Aliases

arxiv: 1002.3555 · arxiv_version: 1002.3555v1 · doi: 10.48550/arxiv.1002.3555 · pith_short_12: PUKWZQGZVEWG · pith_short_16: PUKWZQGZVEWGYWE3 · pith_short_8: PUKWZQGZ

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/PUKWZQGZVEWGYWE3SPCTVDIWFG \
  | 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: 7d156cc0d9a92c6c589b93c53a8d1629972ea8e2c52023417829965069ae49f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5080297a4e36aac77bf0fbaf6efb90f268d02667f8fa845effa4e757f528e1a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-18T16:02:53Z",
    "title_canon_sha256": "c8a1bcd4eee11fab121f83c5bf5137b1295024371079b9223e9445fae84b94fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3555",
    "kind": "arxiv",
    "version": 1
  }
}