Pith Number

pith:4ZB3VUU7

pith:2012:4ZB3VUU7I5O66HD22DJJ2F6BFE

not attested not anchored not stored refs pending

The Data Zoo in Astro-WISE

Andrey N. Belikov, Gijs A. Verdoes Kleijn, John P. McFarland

arxiv:1208.6299 v1 · 2012-08-30 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ZB3VUU7I5O66HD22DJJ2F6BFE}

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	2026-05-18T00:59:35.610854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e643bad29f475def1c7ad0d29d17c129266d4f8aa38910fa0b378ef4b8886f94

Aliases

arxiv: 1208.6299 · arxiv_version: 1208.6299v1 · doi: 10.48550/arxiv.1208.6299 · pith_short_12: 4ZB3VUU7I5O6 · pith_short_16: 4ZB3VUU7I5O66HD2 · pith_short_8: 4ZB3VUU7

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/4ZB3VUU7I5O66HD22DJJ2F6BFE \
  | 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: e643bad29f475def1c7ad0d29d17c129266d4f8aa38910fa0b378ef4b8886f94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1604b566e2e397f948900c0180b13357e45ea9ecffdb8cd14f4905c2cdcb691a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-08-30T20:02:49Z",
    "title_canon_sha256": "5839dcc505eb726da7c5c4b9b228271f21ec7c6db98359be196929890060de55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6299",
    "kind": "arxiv",
    "version": 1
  }
}