Pith Number

pith:VW6HLOEY

pith:2013:VW6HLOEYQCQ7YJO5ZAVAXMDMAR

not attested not anchored not stored refs pending

The Discovery of Pulsating Hot Subdwarfs in NGC 2808

Allen V. Sweigart, Suzanna K. Randall, Thierry Lanz, Thomas M. Brown, Wayne B. Landsman

arxiv:1310.0835 v1 · 2013-10-02 · 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{VW6HLOEYQCQ7YJO5ZAVAXMDMAR}

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	2026-05-18T01:47:16.141813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adbc75b89880a1fc25ddc82a0bb06c04742e5628bfb9f1b1af54aff86106cbb4

Aliases

arxiv: 1310.0835 · arxiv_version: 1310.0835v1 · doi: 10.48550/arxiv.1310.0835 · pith_short_12: VW6HLOEYQCQ7 · pith_short_16: VW6HLOEYQCQ7YJO5 · pith_short_8: VW6HLOEY

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/VW6HLOEYQCQ7YJO5ZAVAXMDMAR \
  | 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: adbc75b89880a1fc25ddc82a0bb06c04742e5628bfb9f1b1af54aff86106cbb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c30a7bac49bf0afe1234966006455200e9340d52f141700bca1b65a33d50cf1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-02T20:10:50Z",
    "title_canon_sha256": "91bf04fa9dc50b667bb71fc26a95b94bf7d5c0c367c4ce6f6b9d7072ab951309"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0835",
    "kind": "arxiv",
    "version": 1
  }
}