Pith Number

pith:QUUHHSWE

pith:2017:QUUHHSWEKTELYNMBVGDGBVWGXJ

not attested not anchored not stored refs pending

Presentation of immersed surface-links by marked graph diagrams

Akio Kawauchi, Jieon Kim, Sang Youl Lee, Seiichi Kamada

arxiv:1707.04688 v1 · 2017-07-15 · 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{QUUHHSWEKTELYNMBVGDGBVWGXJ}

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	2026-05-18T00:40:16.834926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

852873cac454c8bc3581a98660d6c6ba7df031032f0fbc3bc8590a39094faffb

Aliases

arxiv: 1707.04688 · arxiv_version: 1707.04688v1 · doi: 10.48550/arxiv.1707.04688 · pith_short_12: QUUHHSWEKTEL · pith_short_16: QUUHHSWEKTELYNMB · pith_short_8: QUUHHSWE

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/QUUHHSWEKTELYNMBVGDGBVWGXJ \
  | 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: 852873cac454c8bc3581a98660d6c6ba7df031032f0fbc3bc8590a39094faffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c87a6510ca3512f75aefd45fc0747dbb4d3912f0ab0a4581b16a8b7005f7850b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-07-15T05:12:59Z",
    "title_canon_sha256": "3e5452bc3a9ff942520f26e3ae3c33a6d43492f5ee8e60cd782b44d9f7efdf49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04688",
    "kind": "arxiv",
    "version": 1
  }
}