Pith Number

pith:OPFOR5TY

pith:2014:OPFOR5TY7IHYSPJPRK2OZJBH6N

not attested not anchored not stored refs pending

Starburst-AGN mixing: II. Optically-selected active galaxies

I-Ting Ho, Lisa J. Kewley, Michael A. Dopita, Rebecca L. Davies

arxiv:1408.5888 v1 · 2014-08-25 · astro-ph.GA · 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{OPFOR5TY7IHYSPJPRK2OZJBH6N}

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	2026-05-18T01:42:13.304252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73cae8f678fa0f893d2f8ab4eca427f368c05424e68dcb4ff413641c8d54c2c6

Aliases

arxiv: 1408.5888 · arxiv_version: 1408.5888v1 · doi: 10.48550/arxiv.1408.5888 · pith_short_12: OPFOR5TY7IHY · pith_short_16: OPFOR5TY7IHYSPJP · pith_short_8: OPFOR5TY

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/OPFOR5TY7IHYSPJPRK2OZJBH6N \
  | 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: 73cae8f678fa0f893d2f8ab4eca427f368c05424e68dcb4ff413641c8d54c2c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b998720aba05724264618f3e9eabace76812c059eabd192a17c4b9dd9015c15",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-08-25T19:59:32Z",
    "title_canon_sha256": "2f9ee6b8b17c6bb53d2af7bd5087e75a038f47a80760885f7913d7f7a9405a3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5888",
    "kind": "arxiv",
    "version": 1
  }
}