Pith Number

pith:WXJKAM74

pith:2019:WXJKAM74VQ4V2TK7OHRMWIPZNN

not attested not anchored not stored refs pending

Variants of Base 3 over 2

Alexander Peng, David Sun, Hannah Han, Isabel Tu, Jason Yang, Kaylee Ji, Kevin Zhang, Kevin Zhao, Matvey Borodin, Tanya Khovanova, William Yang

arxiv:1901.09818 v1 · 2019-01-24 · 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{WXJKAM74VQ4V2TK7OHRMWIPZNN}

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	2026-05-17T23:55:23.761520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5d2a033fcac395d4d5f71e2cb21f96b62a4de92ea4455049b89733096f2dc7e

Aliases

arxiv: 1901.09818 · arxiv_version: 1901.09818v1 · doi: 10.48550/arxiv.1901.09818 · pith_short_12: WXJKAM74VQ4V · pith_short_16: WXJKAM74VQ4V2TK7 · pith_short_8: WXJKAM74

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/WXJKAM74VQ4V2TK7OHRMWIPZNN \
  | 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: b5d2a033fcac395d4d5f71e2cb21f96b62a4de92ea4455049b89733096f2dc7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f16b6a27978ea8c8954adbf885d5510a931d734be551680d99d01c7bcec42e54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-01-24T18:59:59Z",
    "title_canon_sha256": "d8d7a0ebfdf2c9dacb825e99527d0befeeb821a7d83dd1388fb5cc0592140790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09818",
    "kind": "arxiv",
    "version": 1
  }
}