Pith Number

pith:KZELQMXX

pith:2002:KZELQMXX2KXZATC52YF75QILRI

not attested not anchored not stored refs pending

Structure of $A(\infty)$-algebra and Hochschild and Harrison cohomology

Tornike Kadeishvili

arxiv:math/0210331 v1 · 2002-10-21 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZELQMXX2KXZATC52YF75QILRI}

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

$A_3$-formality for pro-2 Demushkin groups

Receipt and verification

First computed	2026-07-04T14:36:39.721990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5648b832f7d2af904c5dd60bfec10b8a24147a5cb434cb8da9fadfaaca0197bc

Aliases

arxiv: math/0210331 · arxiv_version: math/0210331v1 · doi: 10.48550/arxiv.math/0210331 · pith_short_12: KZELQMXX2KXZ · pith_short_16: KZELQMXX2KXZATC5 · pith_short_8: KZELQMXX

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/KZELQMXX2KXZATC52YF75QILRI \
  | 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: 5648b832f7d2af904c5dd60bfec10b8a24147a5cb434cb8da9fadfaaca0197bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08724a39d39e79bfd0169e6ce2e1ccd060eb6673cfd2987b1bcfcbf28fa8870d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AT",
    "submitted_at": "2002-10-21T18:24:06Z",
    "title_canon_sha256": "bc2d8c413d8a06dc44e3c56fef972c93ea498b86d93fd747867cde6c0006d61a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0210331",
    "kind": "arxiv",
    "version": 1
  }
}