Pith Number

pith:2N42MIFP

pith:2023:2N42MIFPSBEKWMBJ7PQEWPVVYK

not attested not anchored not stored refs pending

Marked boundary rigidity for surfaces of Anosov type

Alena Erchenko, Thibault Lefeuvre

arxiv:2305.06893 v2 · 2023-05-11 · math.DG · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N42MIFPSBEKWMBJ7PQEWPVVYK}

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.

Cited by

1 paper in Pith

Reviving Your MNEME: Predicting The Side Effects of LLM Unlearning and Fine-Tuning via Sparse Model Diffing

Receipt and verification

First computed	2026-07-05T07:27:04.427182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d379a620af9048ab3029fbe04b3eb5c2b143e1a28055e6e776e3a5922acd36a1

Aliases

arxiv: 2305.06893 · arxiv_version: 2305.06893v2 · doi: 10.48550/arxiv.2305.06893 · pith_short_12: 2N42MIFPSBEK · pith_short_16: 2N42MIFPSBEKWMBJ · pith_short_8: 2N42MIFP

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/2N42MIFPSBEKWMBJ7PQEWPVVYK \
  | 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: d379a620af9048ab3029fbe04b3eb5c2b143e1a28055e6e776e3a5922acd36a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbe365344db5c83fc8f18489bf56fc7f6076960ca6eba1607cca203bb46707f8",
    "cross_cats_sorted": [
      "math.AP",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2023-05-11T15:30:48Z",
    "title_canon_sha256": "65936e55531b9ba841a861677c25366b2a8c0f42ec93a423cbd80c05b62da088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.06893",
    "kind": "arxiv",
    "version": 2
  }
}