Pith Number

pith:ZQZ2QDEN

pith:2007:ZQZ2QDEN5TRAGEZITNGJCSHTXG

not attested not anchored not stored refs pending

Nuclear starburst-driven evolution of the central region in NGC 6764

A. Eckart, E. Schinnerer, J. K. Kotilainen, J. Reunanen, J. Scharwachter, M. Krips, S. Laine, S. Leon, S.-W. Lee

arxiv:0707.1190 v1 · 2007-07-09 · 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{ZQZ2QDEN5TRAGEZITNGJCSHTXG}

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	2026-07-04T17:04:36.323507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc33a80c8dece20313289b4c9148f3b99e384d0cdb5d53c9fad313ce2c84e712

Aliases

arxiv: 0707.1190 · arxiv_version: 0707.1190v1 · doi: 10.48550/arxiv.0707.1190 · pith_short_12: ZQZ2QDEN5TRA · pith_short_16: ZQZ2QDEN5TRAGEZI · pith_short_8: ZQZ2QDEN

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/ZQZ2QDEN5TRAGEZITNGJCSHTXG \
  | 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: cc33a80c8dece20313289b4c9148f3b99e384d0cdb5d53c9fad313ce2c84e712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "399186ed0c7ae8835b66a638c130076e26db26f18bd7f51725c71fd0b0142fe6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-09T07:30:25Z",
    "title_canon_sha256": "5a677c2c32e0f53f85750ff6112e8f327b21bd68b2e67434e90cbe5becb143f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1190",
    "kind": "arxiv",
    "version": 1
  }
}