Pith Number

pith:73IXH3DD

pith:2013:73IXH3DDJEF55P2HEV2E4BJY73

not attested not anchored not stored refs pending

On the long nulls of PSRs J1738-2330 and J1752+2359

Bhal Chandra Joshi, Geoffrey Wright, Vishal Gajjar

arxiv:1312.2729 v1 · 2013-12-10 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73IXH3DDJEF55P2HEV2E4BJY73}

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	2026-05-18T02:57:07.898645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fed173ec63490bdebf4725744e0538feef03c6bf63a576375a3413385fffa7e3

Aliases

arxiv: 1312.2729 · arxiv_version: 1312.2729v1 · doi: 10.48550/arxiv.1312.2729 · pith_short_12: 73IXH3DDJEF5 · pith_short_16: 73IXH3DDJEF55P2H · pith_short_8: 73IXH3DD

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/73IXH3DDJEF55P2HEV2E4BJY73 \
  | 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: fed173ec63490bdebf4725744e0538feef03c6bf63a576375a3413385fffa7e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4af94e15edbb54e4a49ed254c931b46cb31c7aa5c9353904431df053fc8bffc2",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-12-10T09:49:02Z",
    "title_canon_sha256": "fab4e6c2a4c121ed475d787c2f3259b8fe91c27da093ed993c9142d5f6aa1ca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2729",
    "kind": "arxiv",
    "version": 1
  }
}