Pith Number

pith:YBHFEQNV

pith:2010:YBHFEQNV57JDEUN3EGIOS5EJES

not attested not anchored not stored refs pending

Arp 299-A: More than "just" a prolific supernova factory

(2) IRA-INAF, (3) Astron, Antonio Alberdi (1), Antonis Polatidis (3) ((1) IAA-CSIC, Bologna, Cristina Romero-Canizales (1), Granada, Italy, Marco Bondi (2), Miguel A. Perez-Torres (1), Spain, the Netherlands)

arxiv:1012.4744 v1 · 2010-12-21 · astro-ph.CO · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBHFEQNV57JDEUN3EGIOS5EJES}

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	2026-05-18T04:32:53.788788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c04e5241b5efd23251bb2190e9748924a2275240028b2e83d20c18ec4754b245

Aliases

arxiv: 1012.4744 · arxiv_version: 1012.4744v1 · doi: 10.48550/arxiv.1012.4744 · pith_short_12: YBHFEQNV57JD · pith_short_16: YBHFEQNV57JDEUN3 · pith_short_8: YBHFEQNV

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/YBHFEQNV57JDEUN3EGIOS5EJES \
  | 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: c04e5241b5efd23251bb2190e9748924a2275240028b2e83d20c18ec4754b245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c021ff596c0a18b3b633263e6d0f577249ccbd713bad8ba66f38c73266c670",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-21T17:38:54Z",
    "title_canon_sha256": "aaf0aece53e9caaef980d8eadcc8836dc38ac87bc96512222de16207aea89d96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4744",
    "kind": "arxiv",
    "version": 1
  }
}