Pith Number

pith:YFQAVVIQ

pith:1995:YFQAVVIQYNJVV56K67HIHXS5PM

not attested not anchored not stored refs pending

The A,B,C of pcf: a companion to pcf theory, Part I

Menachem Kojman

arxiv:math/9512201 v1 · 1995-12-05 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFQAVVIQYNJVV56K67HIHXS5PM}

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.

Cited by

1 paper in Pith

Representability and Compactness for Pseudopowers

Receipt and verification

First computed	2026-05-18T01:05:48.070342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1600ad510c3535af7caf7ce83de5d7b3ac39678109ea8d91d76eec6546e32e0

Aliases

arxiv: math/9512201 · arxiv_version: math/9512201v1 · doi: 10.48550/arxiv.math/9512201 · pith_short_12: YFQAVVIQYNJV · pith_short_16: YFQAVVIQYNJVV56K · pith_short_8: YFQAVVIQ

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/YFQAVVIQYNJVV56K67HIHXS5PM \
  | 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: c1600ad510c3535af7caf7ce83de5d7b3ac39678109ea8d91d76eec6546e32e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "884d289880906b6612484db531b68ad9068ee8121d738e5f6ecceebb088f8caa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "1995-12-05T00:00:00Z",
    "title_canon_sha256": "bee692d239f9fac3dc09869ee5495195af5f4ad7332986584bdc9aec2f881cfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9512201",
    "kind": "arxiv",
    "version": 1
  }
}