Pith Number

pith:LDX2X3PC

pith:2006:LDX2X3PCC5VL3CSQ744LPMIO4B

not attested not anchored not stored refs pending

A cohomological description of connections and curvature over posets

Giuseppe Ruzzi, John E. Roberts

arxiv:math/0604173 v1 · 2006-04-07 · math.AT · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LDX2X3PCC5VL3CSQ744LPMIO4B}

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	2026-05-18T03:48:23.768054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58efabede2176abd8a50ff38b7b10ee062da7af30774159533109e1b5ee915a9

Aliases

arxiv: math/0604173 · arxiv_version: math/0604173v1 · doi: 10.48550/arxiv.math/0604173 · pith_short_12: LDX2X3PCC5VL · pith_short_16: LDX2X3PCC5VL3CSQ · pith_short_8: LDX2X3PC

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/LDX2X3PCC5VL3CSQ744LPMIO4B \
  | 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: 58efabede2176abd8a50ff38b7b10ee062da7af30774159533109e1b5ee915a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fb06cc8088c8ffcad2a4278e4496663f6ebd4549bc58a3c75e2ad7e48fdf856",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math.AT",
    "submitted_at": "2006-04-07T17:13:05Z",
    "title_canon_sha256": "bbc9e4e246c2e7947f85f51e5b88b303a6e3bdd39105dade841e1d4bebbac6e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0604173",
    "kind": "arxiv",
    "version": 1
  }
}