Pith Number

pith:HU4Z3OLU

pith:2008:HU4Z3OLUGMRJUDDKFRY6GSR2CY

not attested not anchored not stored refs pending

Spitzer 24 micron detections of starburst galaxies in Abell 851

A. Dressler, A. Oemler Jr., B. Poggianti, G. Rieke, J. Fritz, J. Rigby, L. Bai

arxiv:0806.2343 v2 · 2008-06-13 · 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{HU4Z3OLUGMRJUDDKFRY6GSR2CY}

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	2026-05-18T04:29:33.445799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d399db97433229a0c6a2c71e34a3a160bc09fdb4cf781db79a7b7fb55b89f5c

Aliases

arxiv: 0806.2343 · arxiv_version: 0806.2343v2 · doi: 10.48550/arxiv.0806.2343 · pith_short_12: HU4Z3OLUGMRJ · pith_short_16: HU4Z3OLUGMRJUDDK · pith_short_8: HU4Z3OLU

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/HU4Z3OLUGMRJUDDKFRY6GSR2CY \
  | 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: 3d399db97433229a0c6a2c71e34a3a160bc09fdb4cf781db79a7b7fb55b89f5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edff367c0f528eeb7da487cd3d468afaa37bc8b8390c5fd88cf0a0e5c16872b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-13T22:04:15Z",
    "title_canon_sha256": "0631233177373499858b2f6a3ae173e8d2bbada96e0e7f597ce70c1c49f93c85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.2343",
    "kind": "arxiv",
    "version": 2
  }
}