Pith Number

pith:EHBJGFFU

pith:2001:EHBJGFFUVYHNLHZNUKI2BFOUX5

not attested not anchored not stored refs pending

Workshop summary and the future

Carlo Baccigalupi, Carlo Burigana, Gianfranco De Zotti

arxiv:astro-ph/0111484 v1 · 2001-11-26 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHBJGFFUVYHNLHZNUKI2BFOUX5}

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	2026-05-18T02:40:35.768163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c29314b4ae0ed59f2da291a095d4bf79b03f08377842903de1f2e53c5e0f53

Aliases

arxiv: astro-ph/0111484 · arxiv_version: astro-ph/0111484v1 · doi: 10.48550/arxiv.astro-ph/0111484 · pith_short_12: EHBJGFFUVYHN · pith_short_16: EHBJGFFUVYHNLHZN · pith_short_8: EHBJGFFU

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/EHBJGFFUVYHNLHZNUKI2BFOUX5 \
  | 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: 21c29314b4ae0ed59f2da291a095d4bf79b03f08377842903de1f2e53c5e0f53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20c2de82484d6901c87997d6a30d67fd91e3ac0bf8b35373061ee2fca557c393",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-26T19:38:29Z",
    "title_canon_sha256": "40bec4e0e1ca3cd06397cc6e35f8a4da9ab17ec2493faffee48c26321c61ea26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111484",
    "kind": "arxiv",
    "version": 1
  }
}