Pith Number

pith:HUYYIIEZ

pith:2007:HUYYIIEZTWF6BR3N4B5W6R6IXQ

not attested not anchored not stored refs pending

Isolating Triggered Star Formation

2), (2) UC Santa Cruz, (3) KICP/Chicago, 4) James S. Bullock (1), (4) University of Pittsburgh, (5) KIPAC/Stanford), Andrew R. Zentner (3, Elizabeth J. Barton (1), Jacob A. Arnold (1, Risa H. Wechsler (5) ((1) Center for Cosmology, UC Irvine

arxiv:0708.2912 v1 · 2007-08-21 · 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{HUYYIIEZTWF6BR3N4B5W6R6IXQ}

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	2026-05-18T04:36:41.988873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d318420999d8be0c76de07b6f47c8bc357f94a3e15b549341bdc3d9ab645d43

Aliases

arxiv: 0708.2912 · arxiv_version: 0708.2912v1 · doi: 10.48550/arxiv.0708.2912 · pith_short_12: HUYYIIEZTWF6 · pith_short_16: HUYYIIEZTWF6BR3N · pith_short_8: HUYYIIEZ

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/HUYYIIEZTWF6BR3N4B5W6R6IXQ \
  | 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: 3d318420999d8be0c76de07b6f47c8bc357f94a3e15b549341bdc3d9ab645d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13a36e6cc7ddd4ef46337ffea5a057c9212b1d2c3f0d81dcbf83ac7491f91843",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-21T20:02:43Z",
    "title_canon_sha256": "3950adf01934e69ea528cb1acf4a707a4fac421da151524fd973c8d8f64956c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.2912",
    "kind": "arxiv",
    "version": 1
  }
}