Pith Number

pith:IQNTJ6Z6

pith:2005:IQNTJ6Z6VHXFJ5ZKLIYHH3OOKR

not attested not anchored not stored refs pending

Subcomplexes in Curved BGG-Sequences

Andreas Cap, Vladimir Soucek

arxiv:math/0508534 v1 · 2005-08-26 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQNTJ6Z6VHXFJ5ZKLIYHH3OOKR}

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	2026-05-18T03:48:25.211253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

441b34fb3ea9ee54f72a5a3073edce546d84f0689eab2391a04ec01cba0b2bdf

Aliases

arxiv: math/0508534 · arxiv_version: math/0508534v1 · doi: 10.48550/arxiv.math/0508534 · pith_short_12: IQNTJ6Z6VHXF · pith_short_16: IQNTJ6Z6VHXFJ5ZK · pith_short_8: IQNTJ6Z6

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/IQNTJ6Z6VHXFJ5ZKLIYHH3OOKR \
  | 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: 441b34fb3ea9ee54f72a5a3073edce546d84f0689eab2391a04ec01cba0b2bdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25396f322cbb7acaf46298659a5ca0aadfdc17029ac57a32dc5bb6b66f563ac7",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2005-08-26T12:30:07Z",
    "title_canon_sha256": "07711d247e5c02557f4a095acc9028527580a4d41de93a20aa060c1bacc139e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0508534",
    "kind": "arxiv",
    "version": 1
  }
}