Pith Number

pith:5NYGRRBD

pith:2017:5NYGRRBDHKIPXZLCZPU6QN2447

not attested not anchored not stored refs pending

On the Infinite Loch Ness monster

Camilo Ram\'irez Maluendas, John A. Arredondo

arxiv:1701.07151 v1 · 2017-01-25 · 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{5NYGRRBDHKIPXZLCZPU6QN2447}

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	2026-05-18T00:52:07.349801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb7068c4233a90fbe562cbe9e8375ce7cb7b9cc884185607e261540d57d8dd24

Aliases

arxiv: 1701.07151 · arxiv_version: 1701.07151v1 · doi: 10.48550/arxiv.1701.07151 · pith_short_12: 5NYGRRBDHKIP · pith_short_16: 5NYGRRBDHKIPXZLC · pith_short_8: 5NYGRRBD

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/5NYGRRBDHKIPXZLCZPU6QN2447 \
  | 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: eb7068c4233a90fbe562cbe9e8375ce7cb7b9cc884185607e261540d57d8dd24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ae089160c142f6171c3100bb73f2a591d27b22534848dbc227ef7795807a174",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-01-25T03:22:01Z",
    "title_canon_sha256": "a5f08172a6dfc3354a02034ce5be6e31f760b06c71f98d38501f1553435dbfec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07151",
    "kind": "arxiv",
    "version": 1
  }
}