Pith Number

pith:ZSR2OMG2

pith:2015:ZSR2OMG2QBHKPUSNTJA3HGZ5SY

not attested not anchored not stored refs pending

New Quantum Obstructions to Sliceness

Andrew Lobb, Lukas Lewark

arxiv:1501.07138 v2 · 2015-01-28 · math.GT · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZSR2OMG2QBHKPUSNTJA3HGZ5SY}

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

Analogue of Goeritz matrices for computation of bipartite HOMFLY-PT polynomials

Receipt and verification

First computed	2026-05-18T01:16:07.320719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cca3a730da804ea7d24d9a41b39b3d963ac81ba19f12a1697e3decd0718ca681

Aliases

arxiv: 1501.07138 · arxiv_version: 1501.07138v2 · doi: 10.48550/arxiv.1501.07138 · pith_short_12: ZSR2OMG2QBHK · pith_short_16: ZSR2OMG2QBHKPUSN · pith_short_8: ZSR2OMG2

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/ZSR2OMG2QBHKPUSNTJA3HGZ5SY \
  | 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: cca3a730da804ea7d24d9a41b39b3d963ac81ba19f12a1697e3decd0718ca681

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "540b6fd92d1dc3188e11c623ca1d8caa041c2e0e4e9e26a018163361777cc4e2",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-01-28T15:14:07Z",
    "title_canon_sha256": "cbee7867c860c4dd0484892c8ef515ba9efc8d4dca9c02e2d11b023cb4922fea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07138",
    "kind": "arxiv",
    "version": 2
  }
}