Pith Number

pith:YREJ6N37

pith:2015:YREJ6N37FT2BODZ4XGE5XECA6M

not attested not anchored not stored refs pending

Model categorical Koszul-Tate resolution for algebras over differential operators

Damjan Pistalo, Gennaro di Brino, Norbert Poncin

arxiv:1505.07964 v2 · 2015-05-29 · math.AT · math-ph · math.CT · math.MP · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YREJ6N37FT2BODZ4XGE5XECA6M}

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	2026-05-18T00:51:28.615930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4489f377f2cf4170f3cb989db9040f33dca4d7961188781c3c2dd485c4e5560

Aliases

arxiv: 1505.07964 · arxiv_version: 1505.07964v2 · doi: 10.48550/arxiv.1505.07964 · pith_short_12: YREJ6N37FT2B · pith_short_16: YREJ6N37FT2BODZ4 · pith_short_8: YREJ6N37

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/YREJ6N37FT2BODZ4XGE5XECA6M \
  | 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: c4489f377f2cf4170f3cb989db9040f33dca4d7961188781c3c2dd485c4e5560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d60f72837e520e7cf9932d4a94505b389aace60232995e7f76c091e37595e20a",
    "cross_cats_sorted": [
      "math-ph",
      "math.CT",
      "math.MP",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-05-29T09:11:51Z",
    "title_canon_sha256": "6a0c2c6d0b009b343b754dd8bc9c8235e7ff707caceef784befca23dad7b5777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07964",
    "kind": "arxiv",
    "version": 2
  }
}