Pith Number

pith:2DD62MH2

pith:2010:2DD62MH2CQNRDSS76GMSOTUASZ

not attested not anchored not stored refs pending

How is Star Formation Quenched in Massive Galaxies?

(2) UC Santa Barbara, (3) Leiden), B. D. Oppenheimer (3) ((1) Arizona, J. M. Gabor (1), K. Finlator (2), R. Dav\'e (1)

arxiv:1001.1734 v2 · 2010-01-11 · 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{2DD62MH2CQNRDSS76GMSOTUASZ}

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	2026-05-18T02:10:02.929675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0c7ed30fa141b11ca5ff199274e80966c8182d8949c2756b4609ddf0556c000

Aliases

arxiv: 1001.1734 · arxiv_version: 1001.1734v2 · doi: 10.48550/arxiv.1001.1734 · pith_short_12: 2DD62MH2CQNR · pith_short_16: 2DD62MH2CQNRDSS7 · pith_short_8: 2DD62MH2

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/2DD62MH2CQNRDSS76GMSOTUASZ \
  | 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: d0c7ed30fa141b11ca5ff199274e80966c8182d8949c2756b4609ddf0556c000

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14b265b380d9e52911c2f5e8f35c2be8c64039e3dec335222362bf195336dfff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-11T21:00:05Z",
    "title_canon_sha256": "02211adec98b969a413bf615cd08f2f04a48d40388da0c58994682c64455454f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1734",
    "kind": "arxiv",
    "version": 2
  }
}