Pith Number

pith:4B5R3IQ4

pith:2007:4B5R3IQ4UPH5ISDDJLUBCCNUCE

not attested not anchored not stored refs pending

Interaction-induced star formation in a complete sample of 10^5 nearby star-forming galaxies

Cheng Li, Guinevere Kauffmann, Simon D. M. White, Timothy Heckman, Y. P. Jing

arxiv:0711.3792 v2 · 2007-11-25 · 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{4B5R3IQ4UPH5ISDDJLUBCCNUCE}

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	2026-07-04T15:44:35.627150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e07b1da21ca3cfd448634ae81109b4113b23d514b700eec6a9f85d58abaf95fc

Aliases

arxiv: 0711.3792 · arxiv_version: 0711.3792v2 · doi: 10.48550/arxiv.0711.3792 · pith_short_12: 4B5R3IQ4UPH5 · pith_short_16: 4B5R3IQ4UPH5ISDD · pith_short_8: 4B5R3IQ4

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/4B5R3IQ4UPH5ISDDJLUBCCNUCE \
  | 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: e07b1da21ca3cfd448634ae81109b4113b23d514b700eec6a9f85d58abaf95fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945d8bd2a70831367ebbba0340a722a90757e38a8eb07787013b595914dae609",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-25T17:27:31Z",
    "title_canon_sha256": "ad0ddd1e891729dd0c1cc5d486d89839f06a5fc444538adb8b9981b4247a0d01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.3792",
    "kind": "arxiv",
    "version": 2
  }
}