Pith Number

pith:I7WV7ZVG

pith:2007:I7WV7ZVG3HRZ32KIF5CA2AXC2H

not attested not anchored not stored refs pending

A Simplification of Combinatorial Link Floer Homology

Anna Beliakova

arxiv:0705.0669 v5 · 2007-05-04 · math.GT · 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{I7WV7ZVG3HRZ32KIF5CA2AXC2H}

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	2026-05-18T02:54:22.532305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47ed5fe6a6d9e39de9482f440d02e2d1f6e9780947888e8aaad7914fb4578ed5

Aliases

arxiv: 0705.0669 · arxiv_version: 0705.0669v5 · doi: 10.48550/arxiv.0705.0669 · pith_short_12: I7WV7ZVG3HRZ · pith_short_16: I7WV7ZVG3HRZ32KI · pith_short_8: I7WV7ZVG

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/I7WV7ZVG3HRZ32KIF5CA2AXC2H \
  | 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: 47ed5fe6a6d9e39de9482f440d02e2d1f6e9780947888e8aaad7914fb4578ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c688c5753fa616b13855b741d2e60a8a4ffefcd2ee1247270dc6ade50991cb1a",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2007-05-04T16:27:10Z",
    "title_canon_sha256": "6aeef77e47e847461f0ad63ad6e7e59f1515d09d9d9c5413205c832820eb43b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0669",
    "kind": "arxiv",
    "version": 5
  }
}