Pith Number

pith:TCXQP4R5

pith:2012:TCXQP4R5LSGSFJ6NLSYQFPA4NE

not attested not anchored not stored refs pending

Binary Pulsar B1259-63 Spectrum Evolution and Classification of Pulsar Spectra

J. Kijak, M. Dembska, W. Lewandowski

arxiv:1212.0663 v1 · 2012-12-04 · 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{TCXQP4R5LSGSFJ6NLSYQFPA4NE}

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	2026-05-18T03:39:14.256272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98af07f23d5c8d22a7cd5cb102bc1c692a939c1910c4c3c19253757daf19f287

Aliases

arxiv: 1212.0663 · arxiv_version: 1212.0663v1 · doi: 10.48550/arxiv.1212.0663 · pith_short_12: TCXQP4R5LSGS · pith_short_16: TCXQP4R5LSGSFJ6N · pith_short_8: TCXQP4R5

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/TCXQP4R5LSGSFJ6NLSYQFPA4NE \
  | 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: 98af07f23d5c8d22a7cd5cb102bc1c692a939c1910c4c3c19253757daf19f287

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "debb2c26b3f92dd32fc29a82de60545237fb2548ef7be8a82a3ccf4da98d81ab",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-04T10:08:09Z",
    "title_canon_sha256": "c0c26d937cb1b6ee86f8eeeb36f6a185ddb21ecab95390ed3b2b6be6681a5fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0663",
    "kind": "arxiv",
    "version": 1
  }
}