Pith Number

pith:FLQS2M2R

pith:2005:FLQS2M2RIGO6DTRWHJGQHV3EYW

not attested not anchored not stored refs pending

Bimodal spectral variability of Cygnus X-1 in an intermediate state

A. Goldwurm, C. Cabanac, E. Jourdain, G. Pooley, J. Malzac, J.P. Roques, J. Rodriguez, M. Cadolle, P. Durouchoux, P. Laurent, P.O. Petrucci, P. Sizun, S. Chaty, T. Belloni

arxiv:astro-ph/0511725 v1 · 2005-11-25 · 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{FLQS2M2RIGO6DTRWHJGQHV3EYW}

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	2026-07-04T16:53:05.866977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae12d3351419de1ce363a4d03d764c5bfc788c074e352c622a4439609315a51

Aliases

arxiv: astro-ph/0511725 · arxiv_version: astro-ph/0511725v1 · doi: 10.48550/arxiv.astro-ph/0511725 · pith_short_12: FLQS2M2RIGO6 · pith_short_16: FLQS2M2RIGO6DTRW · pith_short_8: FLQS2M2R

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/FLQS2M2RIGO6DTRWHJGQHV3EYW \
  | 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: 2ae12d3351419de1ce363a4d03d764c5bfc788c074e352c622a4439609315a51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05471bc3ed1c681239763322a798e9fb3ce699e37f5c5892ff389d20a09cae7e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-25T17:32:48Z",
    "title_canon_sha256": "1153df2ddd1d8f1db10464d86dcfdf486434477b5cab570622e3c55ac87b07d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511725",
    "kind": "arxiv",
    "version": 1
  }
}