Pith Number

pith:FCR7BJ3G

pith:2015:FCR7BJ3GHUONMUCFA5XBUK3OH6

not attested not anchored not stored refs pending

New Extended Radio Sources From the NVSS

(2) SAO RAS), A.V. Moiseev (2) ((1) SAI MSU, V.L. Afanasiev (2), V.R. Amirkhanyan (1)

arxiv:1502.03660 v1 · 2015-02-12 · 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{FCR7BJ3GHUONMUCFA5XBUK3OH6}

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	2026-05-18T01:41:03.626721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28a3f0a7663d1cd65045076e1a2b6e3fb541e11ff61ec62356cf8400dbb9c5d6

Aliases

arxiv: 1502.03660 · arxiv_version: 1502.03660v1 · doi: 10.48550/arxiv.1502.03660 · pith_short_12: FCR7BJ3GHUON · pith_short_16: FCR7BJ3GHUONMUCF · pith_short_8: FCR7BJ3G

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/FCR7BJ3GHUONMUCFA5XBUK3OH6 \
  | 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: 28a3f0a7663d1cd65045076e1a2b6e3fb541e11ff61ec62356cf8400dbb9c5d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d25c3a68a77f2b716f0d36a8d1f5da26353e6a417481ae4682e50298dc1725ab",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-02-12T13:59:10Z",
    "title_canon_sha256": "7edd21d7a775771dcb208c096422ae04076c993ba603d5727b694c24d51cd82b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03660",
    "kind": "arxiv",
    "version": 1
  }
}