Pith Number

pith:64DBSUFT

pith:2016:64DBSUFTX4W7FKKCMGO5GZGFYI

not attested not anchored not stored refs pending

Adically Finite Chain Complexes

Richard Wicklein, Sean Sather-Wagstaff

arxiv:1602.03224 v2 · 2016-02-10 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64DBSUFTX4W7FKKCMGO5GZGFYI}

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	2026-05-18T01:20:06.204298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7061950b3bf2df2a942619dd364c5c203a2c12a3ee92ee2b49e25c77bdeb454

Aliases

arxiv: 1602.03224 · arxiv_version: 1602.03224v2 · doi: 10.48550/arxiv.1602.03224 · pith_short_12: 64DBSUFTX4W7 · pith_short_16: 64DBSUFTX4W7FKKC · pith_short_8: 64DBSUFT

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/64DBSUFTX4W7FKKCMGO5GZGFYI \
  | 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: f7061950b3bf2df2a942619dd364c5c203a2c12a3ee92ee2b49e25c77bdeb454

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8e55d4e1d51a7d2c4b5e8f7ddd4f96073a2ff8efcb94fa32949713a74d930e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2016-02-10T00:05:06Z",
    "title_canon_sha256": "2258d676e258321ae7e1ed14f46235d39c842601929a0e324b52a3e293b17c21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03224",
    "kind": "arxiv",
    "version": 2
  }
}