Pith Number

pith:PPSIXILK

pith:2020:PPSIXILKK5IUQLWZ43ACI2CTIO

not attested not anchored not stored refs pending

The character map in (twisted differential) non-abelian cohomology

Domenico Fiorenza, Hisham Sati, Urs Schreiber

arxiv:2009.11909 v3 · 2020-09-24 · math.AT · hep-th · 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{PPSIXILKK5IUQLWZ43ACI2CTIO}

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	2026-07-05T07:16:29.783982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be48ba16a5751482ed9e6c0246853439b2daa0ff78cd98e353da6c8b331094d

Aliases

arxiv: 2009.11909 · arxiv_version: 2009.11909v3 · doi: 10.48550/arxiv.2009.11909 · pith_short_12: PPSIXILKK5IU · pith_short_16: PPSIXILKK5IUQLWZ · pith_short_8: PPSIXILK

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/PPSIXILKK5IUQLWZ43ACI2CTIO \
  | 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: 7be48ba16a5751482ed9e6c0246853439b2daa0ff78cd98e353da6c8b331094d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc25cd673452a1df4740f5d6e243fc528ed1f4d57294d4a79e105811c6bdf8c7",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2020-09-24T19:07:41Z",
    "title_canon_sha256": "9a8e31b2e5cb91723de9dcdfc11057ffe458fb608a98a822caa37443f52a0a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11909",
    "kind": "arxiv",
    "version": 3
  }
}