Pith Number

pith:7MO7KQ4P

pith:2011:7MO7KQ4PYX5KTRU5G25D5UQA4X

not attested not anchored not stored refs pending

Algorithmic deformation of matrix factorisations

Andreas Recknagel, Laura Dowdy, Nils Carqueville

arxiv:1112.3352 v1 · 2011-12-14 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7MO7KQ4PYX5KTRU5G25D5UQA4X}

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	2026-05-18T03:52:28.251494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb1df5438fc5faa9c69d36ba3ed200e5cb9fdbe6b37260c09aad941ef5f0c27a

Aliases

arxiv: 1112.3352 · arxiv_version: 1112.3352v1 · doi: 10.48550/arxiv.1112.3352 · pith_short_12: 7MO7KQ4PYX5K · pith_short_16: 7MO7KQ4PYX5KTRU5 · pith_short_8: 7MO7KQ4P

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/7MO7KQ4PYX5KTRU5G25D5UQA4X \
  | 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: fb1df5438fc5faa9c69d36ba3ed200e5cb9fdbe6b37260c09aad941ef5f0c27a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33116b25028513cc3606de953ad79216c2ec29c535d06745928dc28d1f512ed5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-12-14T21:00:36Z",
    "title_canon_sha256": "124a038bab234ba15f90751ead69a8ce56d137b830eaccaef6561b2d9af29f29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3352",
    "kind": "arxiv",
    "version": 1
  }
}