Pith Number

pith:TJGZVPKR

pith:2009:TJGZVPKRASWNSRLKUFKA64CIY5

not attested not anchored not stored refs pending

Global star formation revisited

Colin Norman, Joseph Silk

arxiv:0905.2180 v2 · 2009-05-13 · astro-ph.CO · 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{TJGZVPKRASWNSRLKUFKA64CIY5}

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.

Cited by

1 paper in Pith

When Jets Don't Quench: Near-Infrared H$_{2}$ in Star Forming Low-Excitation Radio Galaxies

Receipt and verification

First computed	2026-07-04T15:46:28.900026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a4d9abd5104acd9456aa1540f7048c744b6723713a4f07c167f24559e76bac4

Aliases

arxiv: 0905.2180 · arxiv_version: 0905.2180v2 · doi: 10.48550/arxiv.0905.2180 · pith_short_12: TJGZVPKRASWN · pith_short_16: TJGZVPKRASWNSRLK · pith_short_8: TJGZVPKR

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/TJGZVPKRASWNSRLKUFKA64CIY5 \
  | 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: 9a4d9abd5104acd9456aa1540f7048c744b6723713a4f07c167f24559e76bac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42e3b2019b5362d6fc8cb9faa376d16ab48d44f3925d69ae01e5d7b852cab840",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-13T19:59:41Z",
    "title_canon_sha256": "a86342e295cd4d48b849a2825eb519d21726dbf9413a2751164b09605a50ae48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2180",
    "kind": "arxiv",
    "version": 2
  }
}