Pith Number

pith:YSNIWZP2

pith:2011:YSNIWZP2SGEZ5L7TKSDMJHSBNA

not attested not anchored not stored refs pending

Astro-WISE Information System

Andrey Belikov, Edwin A. Valentijn, Gijs A. Verdoes Kleijn, Willem-Jan Vriend

arxiv:1111.6465 v1 · 2011-11-28 · astro-ph.IM · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YSNIWZP2SGEZ5L7TKSDMJHSBNA}

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	2026-05-18T04:07:29.853351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c49a8b65fa91899eaff35486c49e41683803eda9416180513f28f3c2691edcd1

Aliases

arxiv: 1111.6465 · arxiv_version: 1111.6465v1 · doi: 10.48550/arxiv.1111.6465 · pith_short_12: YSNIWZP2SGEZ · pith_short_16: YSNIWZP2SGEZ5L7T · pith_short_8: YSNIWZP2

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/YSNIWZP2SGEZ5L7TKSDMJHSBNA \
  | 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: c49a8b65fa91899eaff35486c49e41683803eda9416180513f28f3c2691edcd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62c3e1b7019d9506a54b938544aba8051a63cdeeef85d88e1d77673303242736",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-11-28T15:05:20Z",
    "title_canon_sha256": "c2224ca17ae9710018b430f1f0f4bdee57cc2c1e3a99a3946b5953f7eaa271e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6465",
    "kind": "arxiv",
    "version": 1
  }
}