Pith Number

pith:IJPQA3KJ

pith:2017:IJPQA3KJV2EF4E72B4G3EJSVIO

not attested not anchored not stored refs pending

Generators for a complex hyperbolic braid group

Daniel Allcock, Tathagata Basak

arxiv:1702.05707 v1 · 2017-02-19 · 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{IJPQA3KJV2EF4E72B4G3EJSVIO}

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	2026-05-18T00:04:17.909873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

425f006d49ae885e13fa0f0db2265543972cd1ce916c8e4ac2ac5338c7172ddf

Aliases

arxiv: 1702.05707 · arxiv_version: 1702.05707v1 · doi: 10.48550/arxiv.1702.05707 · pith_short_12: IJPQA3KJV2EF · pith_short_16: IJPQA3KJV2EF4E72 · pith_short_8: IJPQA3KJ

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/IJPQA3KJV2EF4E72B4G3EJSVIO \
  | 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: 425f006d49ae885e13fa0f0db2265543972cd1ce916c8e4ac2ac5338c7172ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aa5030bde150d7ccab829031cd0ee1a2ae19b5c6a6e18b8eff331aa5915bfaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-02-19T06:47:02Z",
    "title_canon_sha256": "10d4fb51b6268085803f01e77bb54bf274219d782e413bce483d7753a95bf274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05707",
    "kind": "arxiv",
    "version": 1
  }
}