Pith Number

pith:K7WJWDCB

pith:2016:K7WJWDCBRSYRNAM2XH2B6XZMKP

not attested not anchored not stored refs pending

A feasible interpolation for random resolution

Jan Krajicek

arxiv:1604.06560 v5 · 2016-04-22 · math.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7WJWDCBRSYRNAM2XH2B6XZMKP}

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	2026-05-18T00:50:47.724219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57ec9b0c418cb116819ab9f41f5f2c53de770b73c0496e4a46c37c4f82bd30e6

Aliases

arxiv: 1604.06560 · arxiv_version: 1604.06560v5 · doi: 10.48550/arxiv.1604.06560 · pith_short_12: K7WJWDCBRSYR · pith_short_16: K7WJWDCBRSYRNAM2 · pith_short_8: K7WJWDCB

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/K7WJWDCBRSYRNAM2XH2B6XZMKP \
  | 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: 57ec9b0c418cb116819ab9f41f5f2c53de770b73c0496e4a46c37c4f82bd30e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e65928128485d59948efe9574ead3a784a165630666996b8af80f7ece039e4a7",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-04-22T07:47:45Z",
    "title_canon_sha256": "77b8a3644464359d956e243dcdd2d889ebf91d686d0076abd74027726efcf6e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06560",
    "kind": "arxiv",
    "version": 5
  }
}