Pith Number

pith:LFEXR2MD

pith:1995:LFEXR2MDFHPKQARDXTDR3NW6KT

not attested not anchored not stored refs pending

Genus and spot density in the COBE DMR first year anisotropy maps

E. Martinez-Gonzalez, J.L. Sanz, L. Cayon, S. Torres

arxiv:astro-ph/9502066 v1 · 1995-02-13 · 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{LFEXR2MDFHPKQARDXTDR3NW6KT}

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	2026-05-18T01:40:23.802257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

594978e98329dea80223bcc71db6de54f204771bcc9cb87c0d92ba149786069b

Aliases

arxiv: astro-ph/9502066 · arxiv_version: astro-ph/9502066v1 · doi: 10.48550/arxiv.astro-ph/9502066 · pith_short_12: LFEXR2MDFHPK · pith_short_16: LFEXR2MDFHPKQARD · pith_short_8: LFEXR2MD

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/LFEXR2MDFHPKQARDXTDR3NW6KT \
  | 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: 594978e98329dea80223bcc71db6de54f204771bcc9cb87c0d92ba149786069b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1481f6eb80ab5487458ab5dde0e6deb043e280efd475bb59d6c3768773d3c385",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-02-13T19:56:50Z",
    "title_canon_sha256": "b65ca65ffb05d95d9152f8cc9fd302f6ebd918c51a6ffeaaeaec4ccb4a21e1ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9502066",
    "kind": "arxiv",
    "version": 1
  }
}