Pith Number

pith:CKYTARP3

pith:2014:CKYTARP3RAKWULEAKYIVQIVMQV

not attested not anchored not stored refs pending

The FedEx problem

Kent E. Morrison

arxiv:1410.6723 v1 · 2014-10-23 · math.HO · math.MG · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CKYTARP3RAKWULEAKYIVQIVMQV}

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	2026-05-18T02:39:24.717609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12b13045fb88156a2c8056115822ac8560c375b59d3c9577be08577ac770de2a

Aliases

arxiv: 1410.6723 · arxiv_version: 1410.6723v1 · doi: 10.48550/arxiv.1410.6723 · pith_short_12: CKYTARP3RAKW · pith_short_16: CKYTARP3RAKWULEA · pith_short_8: CKYTARP3

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/CKYTARP3RAKWULEAKYIVQIVMQV \
  | 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: 12b13045fb88156a2c8056115822ac8560c375b59d3c9577be08577ac770de2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3de61274c8f755ed0b834260f63afbc3fe8b46e08c91af64df04965db7844a83",
    "cross_cats_sorted": [
      "math.MG",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2014-10-23T18:12:09Z",
    "title_canon_sha256": "1f564bb45e5657e90fbb38a68fee4fc5a8de0fa377beaddbe74d78916708f1b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6723",
    "kind": "arxiv",
    "version": 1
  }
}