Pith Number

pith:BAG66XQK

pith:2014:BAG66XQKRNQFNDHDEJSZXY53BQ

not attested not anchored not stored refs pending

Derived Algebraic Geometry and Deformation Quantization

Bertrand Toen

arxiv:1403.6995 v4 · 2014-03-27 · math.AG · math.AT · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BAG66XQKRNQFNDHDEJSZXY53BQ}

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	2026-05-18T02:54:30.129297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

080def5e0a8b60568ce322659be3bb0c3d1c7274c2e6cafdbb1fe9710ee2e697

Aliases

arxiv: 1403.6995 · arxiv_version: 1403.6995v4 · doi: 10.48550/arxiv.1403.6995 · pith_short_12: BAG66XQKRNQF · pith_short_16: BAG66XQKRNQFNDHD · pith_short_8: BAG66XQK

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/BAG66XQKRNQFNDHDEJSZXY53BQ \
  | 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: 080def5e0a8b60568ce322659be3bb0c3d1c7274c2e6cafdbb1fe9710ee2e697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6162b1d8c297cfa19cd7b400f16bc280b4d60b6f5fe7b1072f2acbcd0aa5740",
    "cross_cats_sorted": [
      "math.AT",
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-27T12:19:51Z",
    "title_canon_sha256": "9343d489b18e05209d1bd70aa152122da86ec86308669b309e9c38d2cce018b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6995",
    "kind": "arxiv",
    "version": 4
  }
}