Pith Number

pith:KVTPE3TP

pith:1996:KVTPE3TPQCMJBXMLTCONPHQLZE

not attested not anchored not stored refs pending

An icosahedron-based method for pixelizing the celestial sphere

Max Tegmark (IAS)

arxiv:astro-ph/9610094 v1 · 1996-10-14 · 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{KVTPE3TPQCMJBXMLTCONPHQLZE}

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	2026-05-18T01:04:54.343210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5566f26e6f809890dd8b989cd79e0bc923c2260c7d9538bde1141dba22a04a2e

Aliases

arxiv: astro-ph/9610094 · arxiv_version: astro-ph/9610094v1 · doi: 10.48550/arxiv.astro-ph/9610094 · pith_short_12: KVTPE3TPQCMJ · pith_short_16: KVTPE3TPQCMJBXML · pith_short_8: KVTPE3TP

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/KVTPE3TPQCMJBXMLTCONPHQLZE \
  | 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: 5566f26e6f809890dd8b989cd79e0bc923c2260c7d9538bde1141dba22a04a2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef5c44cfd147c1f66c4dd4df75073323edc5c6c5432740073c1cab412f86ec7d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-10-14T09:02:56Z",
    "title_canon_sha256": "69c1a2e89ef68e53b1761969204efb8aea58d1c6a95573f6dbb11d548f195dd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9610094",
    "kind": "arxiv",
    "version": 1
  }
}