Pith Number

pith:7FRQX6QC

pith:2013:7FRQX6QCTMZPLU35A52KC5GS23

not attested not anchored not stored refs pending

Spectral modelling of massive binary systems

Edmundo Moreno, Gloria Koenigsberger, Gregor Rauw, Matthieu Palate

arxiv:1302.5201 v1 · 2013-02-21 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FRQX6QCTMZPLU35A52KC5GS23}

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	2026-05-18T01:51:34.619806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9630bfa029b32f5d37d0774a174d2d6c24b1499411c47817a9246a51f2f1490

Aliases

arxiv: 1302.5201 · arxiv_version: 1302.5201v1 · doi: 10.48550/arxiv.1302.5201 · pith_short_12: 7FRQX6QCTMZP · pith_short_16: 7FRQX6QCTMZPLU35 · pith_short_8: 7FRQX6QC

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/7FRQX6QCTMZPLU35A52KC5GS23 \
  | 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: f9630bfa029b32f5d37d0774a174d2d6c24b1499411c47817a9246a51f2f1490

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f3060218f4447ba7cfefa86d2fd8af9b2564c2e8666af80653b370a34bfa180",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-21T06:59:56Z",
    "title_canon_sha256": "61abec75a72f9c3cc2ff502a1b0485bb1e600362ac6bd832276feedbccbb8036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5201",
    "kind": "arxiv",
    "version": 1
  }
}