Pith Number

pith:GCFLVZCI

pith:2024:GCFLVZCIKXREP2QKRJ56DUIKMU

not attested not anchored not stored refs pending

Spectroscopic Searches for Evolutionary Orbital Period Changes in WR+OB Binaries: the Case of WR 127 (Hen 3-1772)

A.M. Cherepashchuk, A.V. Dodin, I.A. Shaposhnikov, K.A. Postnov

arxiv:2403.06473 v1 · 2024-03-11 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCFLVZCIKXREP2QKRJ56DUIKMU}

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	2026-07-05T07:54:38.691870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

308abae44855e247ea0a8a7be1d10a65388aeaaa4b82b7768667e029ae589b10

Aliases

arxiv: 2403.06473 · arxiv_version: 2403.06473v1 · doi: 10.48550/arxiv.2403.06473 · pith_short_12: GCFLVZCIKXRE · pith_short_16: GCFLVZCIKXREP2QK · pith_short_8: GCFLVZCI

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/GCFLVZCIKXREP2QKRJ56DUIKMU \
  | 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: 308abae44855e247ea0a8a7be1d10a65388aeaaa4b82b7768667e029ae589b10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb9c61b5e5806ce854ffb1a6596a0119b7257695278e6bd3016b1cfdbeaee89c",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-03-11T07:23:55Z",
    "title_canon_sha256": "6ffd42aaa905f741756600eeba703f4c733d7e99ff7b9e41fb8c2ff80995c682"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.06473",
    "kind": "arxiv",
    "version": 1
  }
}