Pith Number

pith:UTBXLZ2E

pith:2012:UTBXLZ2ENDI3JSA7ZGHX7RZ5BD

not attested not anchored not stored refs pending

Differential cohomology

Ulrich Bunke

arxiv:1208.3961 v6 · 2012-08-20 · math.AT · math.DG

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Cited by

1 paper in Pith

Algebraization of absolute perfectoidization via section rings

Receipt and verification

First computed	2026-05-18T03:15:43.796624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4c375e74468d1b4c81fc98f7fc73d08f6769c3bed053e8e0136503555130ba2

Aliases

arxiv: 1208.3961 · arxiv_version: 1208.3961v6 · doi: 10.48550/arxiv.1208.3961

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/UTBXLZ2ENDI3JSA7ZGHX7RZ5BD \
  | 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: a4c375e74468d1b4c81fc98f7fc73d08f6769c3bed053e8e0136503555130ba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28830c7113ea70dbb2269f549a10ca1165abe2747892b28463e779e6f1ffaf6c",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-08-20T09:56:51Z",
    "title_canon_sha256": "d911983169bc312415930b52cbb21905d8f04289118993a21e6bcdaeb1534a10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3961",
    "kind": "arxiv",
    "version": 6
  }
}