Pith Number

pith:NH3626WG

pith:2007:NH3626WG4OOH5L7UOACTA4LODF

not attested not anchored not stored refs pending

The Unusual Binary Pulsar PSR J1744-3922: Radio Flux Variability, Near-infrared Observation and Evolution

(2) Eureka Scientific, (3) Nrao, (4) UofT, (5) UdeM, (6) JBO), A. J. Faulkner (6) ((1) McGill, M. Durant (4), M. S. E. Roberts (2), P. Bergeron (5), R. P. Breton (1), S. M. Ransom (3), V. M. Kaspi (1)

arxiv:astro-ph/0702347 v1 · 2007-02-13 · 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{NH3626WG4OOH5L7UOACTA4LODF}

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	2026-05-18T04:29:06.571790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69f7ed7ac6e39c7eaff4700530716e194a29a149962b77cb03a10e5822c217fd

Aliases

arxiv: astro-ph/0702347 · arxiv_version: astro-ph/0702347v1 · doi: 10.48550/arxiv.astro-ph/0702347 · pith_short_12: NH3626WG4OOH · pith_short_16: NH3626WG4OOH5L7U · pith_short_8: NH3626WG

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/NH3626WG4OOH5L7UOACTA4LODF \
  | 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: 69f7ed7ac6e39c7eaff4700530716e194a29a149962b77cb03a10e5822c217fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb60c86779b21ba75ef59ae374858f09f8a3b54ba09058b789a357053bcfac08",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-13T19:51:55Z",
    "title_canon_sha256": "c7acf58421d97bdba33591cfbed6a36c94fc0c6ef00171ff760bab654e4bdf32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702347",
    "kind": "arxiv",
    "version": 1
  }
}