Pith Number

pith:4QKT76CQ

pith:2013:4QKT76CQM53I6MZGCLDKGA7364

not attested not anchored not stored refs pending

Bridge distance and plat projections

Jesse Johnson, Yoav Moriah

arxiv:1312.7093 v1 · 2013-12-26 · 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{4QKT76CQM53I6MZGCLDKGA7364}

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	2026-05-18T00:54:20.856512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4153ff85067768f332612c6a303fbf72a39b36df2259b8e37537702ac23f655

Aliases

arxiv: 1312.7093 · arxiv_version: 1312.7093v1 · doi: 10.48550/arxiv.1312.7093 · pith_short_12: 4QKT76CQM53I · pith_short_16: 4QKT76CQM53I6MZG · pith_short_8: 4QKT76CQ

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/4QKT76CQM53I6MZGCLDKGA7364 \
  | 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: e4153ff85067768f332612c6a303fbf72a39b36df2259b8e37537702ac23f655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2eee1584e6a148975dfafd6e646c6731cff356cf65a595781b2019c9f55b51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-12-26T12:23:46Z",
    "title_canon_sha256": "bf37556c3146382c339e1a993e5c90b68f04cb2bc8e21d96c26cba591122d78f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7093",
    "kind": "arxiv",
    "version": 1
  }
}