Pith Number

pith:5QAJNDLP

pith:2020:5QAJNDLPQSQL5HEFESZTHPU4O2

not attested not anchored not stored refs pending

Symplectic cohomological rigidity via toric degnerations

Milena Pabiniak, Susan Tolman

arxiv:2002.12434 v1 · 2020-02-27 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QAJNDLPQSQL5HEFESZTHPU4O2}

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

Mutation of Fano Simplices and Markov type equations

Receipt and verification

First computed	2026-07-05T00:44:29.984575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec00968d6f84a0be9c8524b333be9c76b42dd8aac38746e43f176d0b6f0288a4

Aliases

arxiv: 2002.12434 · arxiv_version: 2002.12434v1 · doi: 10.48550/arxiv.2002.12434 · pith_short_12: 5QAJNDLPQSQL · pith_short_16: 5QAJNDLPQSQL5HEF · pith_short_8: 5QAJNDLP

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/5QAJNDLPQSQL5HEFESZTHPU4O2 \
  | 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: ec00968d6f84a0be9c8524b333be9c76b42dd8aac38746e43f176d0b6f0288a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26bdc2b54ca1f4b7d42b77154ad021803502a704b6cb0f2580232ffec3897c2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2020-02-27T20:56:16Z",
    "title_canon_sha256": "585b3f74986f1df1eb97380ce0d9a3077017ee0cb6296526413b68d5666fce0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12434",
    "kind": "arxiv",
    "version": 1
  }
}