Pith Number

pith:H6YCX3EN

pith:2013:H6YCX3ENREUSCUB4GL5YSLPNKD

not attested not anchored not stored refs pending

A Family of Transverse Link Homologies

Hao Wu

arxiv:1308.3152 v2 · 2013-08-14 · 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{H6YCX3ENREUSCUB4GL5YSLPNKD}

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	2026-05-18T01:19:31.052428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fb02bec8d892921503c32fb892ded50d920ec9aa17c373afff51c252b436a25

Aliases

arxiv: 1308.3152 · arxiv_version: 1308.3152v2 · doi: 10.48550/arxiv.1308.3152 · pith_short_12: H6YCX3ENREUS · pith_short_16: H6YCX3ENREUSCUB4 · pith_short_8: H6YCX3EN

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/H6YCX3ENREUSCUB4GL5YSLPNKD \
  | 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: 3fb02bec8d892921503c32fb892ded50d920ec9aa17c373afff51c252b436a25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8c35dd3716e28880deb6af77a2a4d4660359a27b39dff6ce5a1ea37437491db",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-08-14T15:31:29Z",
    "title_canon_sha256": "ef41267fda07bbcd42c101dd082cdc19b473ef60d1e901a22c1f6bc35affee21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3152",
    "kind": "arxiv",
    "version": 2
  }
}