Pith Number

pith:7JCB6GUK

pith:2012:7JCB6GUKKFVAHJZYKCGUBDH26D

not attested not anchored not stored refs pending

VLA 1.4 GHz Catalogs of the Abell 370 and Abell 2390 Cluster Fields

A. J. Barger, F. N. Owen, I. G. B. Wold, R. C. Keenan, W.-H. Wang

arxiv:1207.3085 v1 · 2012-07-12 · 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{7JCB6GUKKFVAHJZYKCGUBDH26D}

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	2026-05-18T01:56:24.190031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa441f1a8a516a03a738508d408cfaf0f476226066ccac702a6977fd0b356bfa

Aliases

arxiv: 1207.3085 · arxiv_version: 1207.3085v1 · doi: 10.48550/arxiv.1207.3085 · pith_short_12: 7JCB6GUKKFVA · pith_short_16: 7JCB6GUKKFVAHJZY · pith_short_8: 7JCB6GUK

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/7JCB6GUKKFVAHJZYKCGUBDH26D \
  | 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: fa441f1a8a516a03a738508d408cfaf0f476226066ccac702a6977fd0b356bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac841406f90c88156f2d08bc1076c496498d5017a44004e3c84b2abfeea33f29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-12T20:00:09Z",
    "title_canon_sha256": "a03e9abb07cccba50e35727a4f8bfe8feb86380ab4baa87b1c72de7ecedf36c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3085",
    "kind": "arxiv",
    "version": 1
  }
}