Pith Number

pith:VWNIFDKT

pith:2000:VWNIFDKT6ZTY5UTK6LL6BRVGRZ

not attested not anchored not stored refs pending

BeppoSAX observations of AM Herculis in intermediate and high states

B.T. Gaensicke, D. de Martino, G. Matt, I. Negueruela, J.M. Bonnet-Bidaud, K. Mukai, M. Mouchet, R. Silvotti

arxiv:astro-ph/0004014 v1 · 2000-04-03 · 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{VWNIFDKT6ZTY5UTK6LL6BRVGRZ}

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	2026-07-04T14:10:16.375928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9a828d53f6678ed26af2d7e0c6a68e51e3284333c50d410012aa036c8b1b00

Aliases

arxiv: astro-ph/0004014 · arxiv_version: astro-ph/0004014v1 · doi: 10.48550/arxiv.astro-ph/0004014 · pith_short_12: VWNIFDKT6ZTY · pith_short_16: VWNIFDKT6ZTY5UTK · pith_short_8: VWNIFDKT

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/VWNIFDKT6ZTY5UTK6LL6BRVGRZ \
  | 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: ad9a828d53f6678ed26af2d7e0c6a68e51e3284333c50d410012aa036c8b1b00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e83a0711820a2421a5cb656be33e96e68d1453efabf3c1cca1ccc6277c6eb4a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-03T12:43:49Z",
    "title_canon_sha256": "2315982747bd426aa2d49d1b26cbabb5bc625b7e0c98ab94ceabe36cec5a5fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004014",
    "kind": "arxiv",
    "version": 1
  }
}