Pith Number

pith:SRUTCYNC

pith:2015:SRUTCYNCLUE7MEHSNEIMPKRURF

not attested not anchored not stored refs pending

A four dimensional hyperbolic link complement in a standard $S^2 \times S^2$

Hemanth Saratchandran

arxiv:1504.01366 v1 · 2015-04-02 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRUTCYNCLUE7MEHSNEIMPKRURF}

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	2026-05-18T02:19:34.550695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94693161a25d09f610f26910c7aa34894b4d9ecced002f4767f41cddea2fe02a

Aliases

arxiv: 1504.01366 · arxiv_version: 1504.01366v1 · doi: 10.48550/arxiv.1504.01366 · pith_short_12: SRUTCYNCLUE7 · pith_short_16: SRUTCYNCLUE7MEHS · pith_short_8: SRUTCYNC

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/SRUTCYNCLUE7MEHSNEIMPKRURF \
  | 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: 94693161a25d09f610f26910c7aa34894b4d9ecced002f4767f41cddea2fe02a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0da291f280a105fe7a4d4b4bf00cff72ec195fd9fe537ff89eeb7ea7f4a6e15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-04-02T12:21:49Z",
    "title_canon_sha256": "f6e395688e944aea67c1182c9b5e05dd0d0b981a276a329a6054e51c0a9a77c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01366",
    "kind": "arxiv",
    "version": 1
  }
}