Pith Number

pith:3IUSIKJQ

pith:2012:3IUSIKJQNWE7NYGFMBFFWRTX4E

not attested not anchored not stored refs pending

90 GHz Continuum Observations of Messier 66

Bojan Nikolic, Rosie Bolton

arxiv:1205.1770 v1 · 2012-05-08 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3IUSIKJQNWE7NYGFMBFFWRTX4E}

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	2026-05-18T01:57:36.548195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da292429306d89f6e0c5604a5b4677e12e6e627dda39b893458702109279d09d

Aliases

arxiv: 1205.1770 · arxiv_version: 1205.1770v1 · doi: 10.48550/arxiv.1205.1770 · pith_short_12: 3IUSIKJQNWE7 · pith_short_16: 3IUSIKJQNWE7NYGF · pith_short_8: 3IUSIKJQ

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/3IUSIKJQNWE7NYGFMBFFWRTX4E \
  | 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: da292429306d89f6e0c5604a5b4677e12e6e627dda39b893458702109279d09d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82a39c1d9bf3e5c25369119c8ab22f5c66ceac74d3f49381d2af5fa08a0446d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-08T18:48:57Z",
    "title_canon_sha256": "e237dfaa707fe6a3e29b58eaa8f5041b73b33a62e97de71944b5ea1c1fb4461d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1770",
    "kind": "arxiv",
    "version": 1
  }
}