Pith Number

pith:RBZYK7M6

pith:2009:RBZYK7M6UEJMTECENYIOOFPGNK

not attested not anchored not stored refs pending

Quenching Star Formation: Can AGN Do the Trick?

Jared M. Gabor, Romeel Dav\'e

arxiv:0909.1573 v1 · 2009-09-08 · 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{RBZYK7M6UEJMTECENYIOOFPGNK}

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	2026-05-18T02:11:58.328672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8873857d9ea112c990446e10e715e66a9de021466afedd9faab377fc8bf523a1

Aliases

arxiv: 0909.1573 · arxiv_version: 0909.1573v1 · doi: 10.48550/arxiv.0909.1573 · pith_short_12: RBZYK7M6UEJM · pith_short_16: RBZYK7M6UEJMTECE · pith_short_8: RBZYK7M6

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/RBZYK7M6UEJMTECENYIOOFPGNK \
  | 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: 8873857d9ea112c990446e10e715e66a9de021466afedd9faab377fc8bf523a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc986be3672b1d82127543453fb3109d5a44aa4d8b2bfad23d24f6bc782c7ad7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-08T20:57:19Z",
    "title_canon_sha256": "d89b8afd61b0e1c3cc8738877e739d7d2c58d927a9d893add02e7f440a0583ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1573",
    "kind": "arxiv",
    "version": 1
  }
}