Pith Number

pith:HQGASCGD

pith:2012:HQGASCGDEZSAJE7C6G3ZOGPDMH

not attested not anchored not stored refs pending

Evolution of Low Mass Contact Binaries

K. Gazeas, K. Stepien

arxiv:1207.3929 v1 · 2012-07-17 · 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{HQGASCGDEZSAJE7C6G3ZOGPDMH}

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	2026-05-18T03:09:34.160448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c0c0908c326640493e2f1b79719e361c61e6301907e60498be7ee1e1680c56d

Aliases

arxiv: 1207.3929 · arxiv_version: 1207.3929v1 · doi: 10.48550/arxiv.1207.3929 · pith_short_12: HQGASCGDEZSA · pith_short_16: HQGASCGDEZSAJE7C · pith_short_8: HQGASCGD

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/HQGASCGDEZSAJE7C6G3ZOGPDMH \
  | 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: 3c0c0908c326640493e2f1b79719e361c61e6301907e60498be7ee1e1680c56d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bae2a3880823c9ed6330664973a87833dcacac55cdd950d612e58338aec4dd9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-17T09:51:43Z",
    "title_canon_sha256": "8d3cae7e32c46363ba4aee2e4522fb19e0527485c4bccd9f840afde1bae72c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3929",
    "kind": "arxiv",
    "version": 1
  }
}