Pith Number

pith:JOJ3NPCW

pith:1996:JOJ3NPCWUQL5YLSYAVJ6W4SHMT

not attested not anchored not stored refs pending

Topology of COBE Microwave Background Fluctuations

Changbom Park (Department of Astronomy, (Department of Astrophysical Sciences, III, J. Richard Gott, Princeton University), Seoul National University), Wesley N. Colley

arxiv:astro-ph/9601084 v1 · 1996-01-16 · 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{JOJ3NPCWUQL5YLSYAVJ6W4SHMT}

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	2026-05-18T01:12:44.060881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b93b6bc56a417dc2e580553eb724764e772dfb8b48513c2994e469add104d32

Aliases

arxiv: astro-ph/9601084 · arxiv_version: astro-ph/9601084v1 · doi: 10.48550/arxiv.astro-ph/9601084 · pith_short_12: JOJ3NPCWUQL5 · pith_short_16: JOJ3NPCWUQL5YLSY · pith_short_8: JOJ3NPCW

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/JOJ3NPCWUQL5YLSYAVJ6W4SHMT \
  | 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: 4b93b6bc56a417dc2e580553eb724764e772dfb8b48513c2994e469add104d32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82015ccc6676a3e40753b5c56fa3a3123d5819c6734ecd26f416e416cf02ccb1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-01-16T02:04:09Z",
    "title_canon_sha256": "2dab8b23668d0e8a8c3bc8518140a6e8651e8e52127492e68744d6257bdfe35c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9601084",
    "kind": "arxiv",
    "version": 1
  }
}