Pith Number

pith:MN3ESCHG

pith:1997:MN3ESCHGQSVKR2DATFLF47CZQM

not attested not anchored not stored refs pending

RXTE Observation of PSR B1951+32

Cheng Ho (LANL), Hsiang-Kuang Chang

arxiv:astro-ph/9702016 v1 · 1997-02-02 · 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{MN3ESCHGQSVKR2DATFLF47CZQM}

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	2026-05-18T01:07:40.193771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63764908e684aaa8e86099565e7c59832beff237a29a62b64ec7c6bd439ec79d

Aliases

arxiv: astro-ph/9702016 · arxiv_version: astro-ph/9702016v1 · doi: 10.48550/arxiv.astro-ph/9702016 · pith_short_12: MN3ESCHGQSVK · pith_short_16: MN3ESCHGQSVKR2DA · pith_short_8: MN3ESCHG

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/MN3ESCHGQSVKR2DATFLF47CZQM \
  | 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: 63764908e684aaa8e86099565e7c59832beff237a29a62b64ec7c6bd439ec79d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6827df246ef7f8b0ed419e35763d6288d1f9a7261491d6a01eb3ffc21bbeedfd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-02-02T14:58:17Z",
    "title_canon_sha256": "3ac94104645fad002918dbc7d5cb2b9f087ef406ad33171b404af51e24c102a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9702016",
    "kind": "arxiv",
    "version": 1
  }
}