Pith Number

pith:KHFC6RAJ

pith:1997:KHFC6RAJTS7R4CSUBNAJKLSVG5

not attested not anchored not stored refs pending

Discovery of optical pulsations in V2116 Ophiuchi/GX 1+4

2) ((1) Instituto Nacional de Pesquisas Espaciais, (2) Laboratorio Nacional de Astrofisica, Brazil, Brazil), Clemens D. Gneiding (1, Francisco J. Jablonski (1), Joao Braga(1), Marildo G. Pereira (1)

arxiv:astro-ph/9704066 v1 · 1997-04-08 · 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{KHFC6RAJTS7R4CSUBNAJKLSVG5}

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	2026-05-18T01:07:38.516214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51ca2f44099cbf1e0a540b40952e55374c54ad4269c75a75f144b7ab19fb4dbf

Aliases

arxiv: astro-ph/9704066 · arxiv_version: astro-ph/9704066v1 · doi: 10.48550/arxiv.astro-ph/9704066 · pith_short_12: KHFC6RAJTS7R · pith_short_16: KHFC6RAJTS7R4CSU · pith_short_8: KHFC6RAJ

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/KHFC6RAJTS7R4CSUBNAJKLSVG5 \
  | 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: 51ca2f44099cbf1e0a540b40952e55374c54ad4269c75a75f144b7ab19fb4dbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3d23710094cf57eabdadc44a9770029a2ac0c9c118b3d30167e3df5312aa2e2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-04-08T07:57:37Z",
    "title_canon_sha256": "08ef5fc13c43f18e8f41cf193b3647a34e827aaf82cc59b29b497d6ed3662444"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9704066",
    "kind": "arxiv",
    "version": 1
  }
}