Pith Number

pith:P75W3RMT

pith:2011:P75W3RMT5AHP5Z62ACOOCCQWM7

not attested not anchored not stored refs pending

IVOA Recommendation: Web Services Basic Profile Version 1.0

Andre Schaaff, Matthew Graham

arxiv:1110.0511 v1 · 2011-10-03 · 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{P75W3RMT5AHP5Z62ACOOCCQWM7}

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	2026-05-17T23:44:23.327329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ffb6dc593e80efee7da009ce10a1667c0d0c16f4fd81c8053b7fcdbe1893971

Aliases

arxiv: 1110.0511 · arxiv_version: 1110.0511v1 · doi: 10.48550/arxiv.1110.0511 · pith_short_12: P75W3RMT5AHP · pith_short_16: P75W3RMT5AHP5Z62 · pith_short_8: P75W3RMT

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/P75W3RMT5AHP5Z62ACOOCCQWM7 \
  | 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: 7ffb6dc593e80efee7da009ce10a1667c0d0c16f4fd81c8053b7fcdbe1893971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d61d9af04883896b0d28181f148ddd285d53866e454df21fbf8faa7880eeb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-10-03T21:19:58Z",
    "title_canon_sha256": "083e67809cc5908664b1f9dcb867c10bc6f52392747ad2d7dd68f76f8375b12e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0511",
    "kind": "arxiv",
    "version": 1
  }
}