Pith Number

pith:HRTBPTYW

pith:2018:HRTBPTYW2NHWTZWUXVMM5TDZM2

not attested not anchored not stored refs pending

Conway river and Arnold sail

A.P. Veselov, K. Spalding

arxiv:1801.10072 v2 · 2018-01-30 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRTBPTYW2NHWTZWUXVMM5TDZM2}

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	2026-05-18T00:11:32.251070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c6617cf16d34f69e6d4bd58cecc7966b68eb98cb8c69a3330321b5e52bc201a

Aliases

arxiv: 1801.10072 · arxiv_version: 1801.10072v2 · doi: 10.48550/arxiv.1801.10072 · pith_short_12: HRTBPTYW2NHW · pith_short_16: HRTBPTYW2NHWTZWU · pith_short_8: HRTBPTYW

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/HRTBPTYW2NHWTZWUXVMM5TDZM2 \
  | 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: 3c6617cf16d34f69e6d4bd58cecc7966b68eb98cb8c69a3330321b5e52bc201a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c68fd0d529340219010b7b7566a695744d198358d7765795f1ae79915fa8fd3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-01-30T16:01:27Z",
    "title_canon_sha256": "912f7d88acd75650b76df4e094772a7548c35002cd2288d8e945c8f60bb081c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10072",
    "kind": "arxiv",
    "version": 2
  }
}