Pith Number

pith:PQ7ETFMP

pith:2016:PQ7ETFMPDYLP7C7G2DDAKRYWYR

not attested not anchored not stored refs pending

Primary operations in differential cohomology

Daniel Grady, Hisham Sati

arxiv:1604.05988 v4 · 2016-04-20 · math.AT · math-ph · math.DG · 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{PQ7ETFMPDYLP7C7G2DDAKRYWYR}

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.

Cited by

1 paper in Pith

Six-dimensional gauge theories and (twisted) generalized cohomology

Receipt and verification

First computed	2026-07-05T06:48:43.689163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c3e49958f1e16ff8be6d0c6054716c4506dd288083a8fd5ad3c05bcd11fccd7

Aliases

arxiv: 1604.05988 · arxiv_version: 1604.05988v4 · doi: 10.48550/arxiv.1604.05988 · pith_short_12: PQ7ETFMPDYLP · pith_short_16: PQ7ETFMPDYLP7C7G · pith_short_8: PQ7ETFMP

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/PQ7ETFMPDYLP7C7G2DDAKRYWYR \
  | 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: 7c3e49958f1e16ff8be6d0c6054716c4506dd288083a8fd5ad3c05bcd11fccd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ad8898b1d541660657bb8550f40b37355e268d2220f1e612c5949f4c0b30a3a",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-04-20T14:57:44Z",
    "title_canon_sha256": "f1c1062cf490789d6bd1ba018da4c8833b1ff2fa63387f7c459663b2f8f6d3d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05988",
    "kind": "arxiv",
    "version": 4
  }
}