Pith Number

pith:XXXSTIUE

pith:2013:XXXSTIUE4GR6U7ZVZAL7PWHGVD

not attested not anchored not stored refs pending

On some cocycles which represent the Dixmier-Douady class in simplicial de Rham complexes

Naoya Suzuki

arxiv:1310.4559 v17 · 2013-10-17 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXXSTIUE4GR6U7ZVZAL7PWHGVD}

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	2026-05-18T00:11:19.628339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdef29a284e1a3ea7f35c817f7d8e6a8e06f80e5561a6932fc5fff1e5de11a5d

Aliases

arxiv: 1310.4559 · arxiv_version: 1310.4559v17 · doi: 10.48550/arxiv.1310.4559 · pith_short_12: XXXSTIUE4GR6 · pith_short_16: XXXSTIUE4GR6U7ZV · pith_short_8: XXXSTIUE

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/XXXSTIUE4GR6U7ZVZAL7PWHGVD \
  | 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: bdef29a284e1a3ea7f35c817f7d8e6a8e06f80e5561a6932fc5fff1e5de11a5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49a7890a6f0890f8757b4651d8da5d98f28f0c5e17d0e0c186969373b0d248f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-10-17T01:36:30Z",
    "title_canon_sha256": "171f4d43726321e2a4dc068e5d731d07d13edd397c39a4d76946ca188463da8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4559",
    "kind": "arxiv",
    "version": 17
  }
}