Pith Number

pith:WSTSM4FR

pith:2025:WSTSM4FRSSLQJKXSGGHHGQFM7W

not attested not anchored not stored refs pending

Deformation theory for a morphism in the derived category with fixed lift of the codomain

Andrea T. Ricolfi, Pieter Belmans, Shinnosuke Okawa, Wendy Lowen

arxiv:2511.10312 v1 · 2025-11-13 · math.AG · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSTSM4FRSSLQJKXSGGHHGQFM7W}

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	2026-06-23T03:13:51.239043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4a72670b1949704aaf2318e7340acfda4a5b0ec5325fd1bb92553a2ad3de3f3

Aliases

arxiv: 2511.10312 · arxiv_version: 2511.10312v1 · doi: 10.48550/arxiv.2511.10312 · pith_short_12: WSTSM4FRSSLQ · pith_short_16: WSTSM4FRSSLQJKXS · pith_short_8: WSTSM4FR

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/WSTSM4FRSSLQJKXSGGHHGQFM7W \
  | 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: b4a72670b1949704aaf2318e7340acfda4a5b0ec5325fd1bb92553a2ad3de3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3459a473867143c997aa6e838e770f072e592f91393ccdae67750ac8c05ba5b0",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-11-13T13:48:56Z",
    "title_canon_sha256": "2a22ab087aa7a3cf4b3e94257e375e830f452c9abf2732abc90fd75e1b8e8f9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.10312",
    "kind": "arxiv",
    "version": 1
  }
}