Pith Number

pith:N33IQFBQ

pith:2016:N33IQFBQHKTTCKQR5OERJG6QPL

not attested not anchored not stored refs pending

An Interesting Gadget for Chain Pair Simplification

Tim Wylie

arxiv:1607.06539 v1 · 2016-07-22 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N33IQFBQHKTTCKQR5OERJG6QPL}

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	2026-05-18T01:10:39.595402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ef68814303aa7312a11eb89149bd07aea5f342f05f6275e737b38b5e1f4555a

Aliases

arxiv: 1607.06539 · arxiv_version: 1607.06539v1 · doi: 10.48550/arxiv.1607.06539 · pith_short_12: N33IQFBQHKTT · pith_short_16: N33IQFBQHKTTCKQR · pith_short_8: N33IQFBQ

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/N33IQFBQHKTTCKQR5OERJG6QPL \
  | 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: 6ef68814303aa7312a11eb89149bd07aea5f342f05f6275e737b38b5e1f4555a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a90c282eb2ab6c69e1c864585df2142c851816a1fca57edaccf090e8ed432483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-07-22T02:07:17Z",
    "title_canon_sha256": "3af81e27d0d7473ba3af482bad40fae1890c6293957b6df718f5ef1de2d4154d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06539",
    "kind": "arxiv",
    "version": 1
  }
}