Pith Number

pith:EE6UZEMS

pith:2014:EE6UZEMSSKNGXI7EBGQIIMLGXC

not attested not anchored not stored refs pending

Loose Legendrian and Pseudo-Legendrian Knots in 3-Manifolds

Patricia Cahn, Vladimir Chernov

arxiv:1405.5725 v3 · 2014-05-22 · 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{EE6UZEMSSKNGXI7EBGQIIMLGXC}

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	2026-05-17T23:39:59.092632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

213d4c9192929a6ba3e409a0843166b8ba9f6fb1638643396923bb06a573f004

Aliases

arxiv: 1405.5725 · arxiv_version: 1405.5725v3 · doi: 10.48550/arxiv.1405.5725 · pith_short_12: EE6UZEMSSKNG · pith_short_16: EE6UZEMSSKNGXI7E · pith_short_8: EE6UZEMS

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/EE6UZEMSSKNGXI7EBGQIIMLGXC \
  | 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: 213d4c9192929a6ba3e409a0843166b8ba9f6fb1638643396923bb06a573f004

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "241760bf7a4582a5db158bf8250a23c49b2cfbb4a2a32106b67f3d7328b60e2c",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-05-22T12:20:34Z",
    "title_canon_sha256": "0e1b4622aebf59a45b8a8ed08171148af8e318d48799ce46cb5808931fc3303b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5725",
    "kind": "arxiv",
    "version": 3
  }
}