Pith Number

pith:NIH4VQMO

pith:2026:NIH4VQMOPJ4D2C2YWZ7L2Z47ZD

not attested not anchored not stored refs pending

Witness Complexity of Short Descriptions: A Cryptographic Perspective

Fabio F.G. Buono

arxiv:2606.31370 v1 · 2026-06-30 · cs.CR · 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{NIH4VQMOPJ4D2C2YWZ7L2Z47ZD}

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	2026-07-01T01:18:00.953289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a0fcac18e7a783d0b58b67ebd679fc8c44bd0339d8f65f7f0adea3a8462f5a2

Aliases

arxiv: 2606.31370 · arxiv_version: 2606.31370v1 · doi: 10.48550/arxiv.2606.31370 · pith_short_12: NIH4VQMOPJ4D · pith_short_16: NIH4VQMOPJ4D2C2Y · pith_short_8: NIH4VQMO

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/NIH4VQMOPJ4D2C2YWZ7L2Z47ZD \
  | 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: 6a0fcac18e7a783d0b58b67ebd679fc8c44bd0339d8f65f7f0adea3a8462f5a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbcac00ec8e6f68c8fbb7c324b8faae507380f59c6258fd399e8665dcf2b76a5",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-30T09:02:35Z",
    "title_canon_sha256": "a9bd085a1368160d869a5b6be49d7f6369f1917ca35d73e6aa5ea6a61d17c439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31370",
    "kind": "arxiv",
    "version": 1
  }
}