Pith Number

pith:A2DPTLHO

pith:2018:A2DPTLHODNFPE5XRGDY7SGUCYX

not attested not anchored not stored refs pending

Algorithmic Obfuscation over GF($2^m$)

Cunxi Yu, Daniel Holcomb

arxiv:1809.06207 v1 · 2018-09-17 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2DPTLHODNFPE5XRGDY7SGUCYX}

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	2026-05-18T00:05:35.342151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0686f9acee1b4af276f130f1f91a82c5d2d4d7c325db8f431491f124e2084b66

Aliases

arxiv: 1809.06207 · arxiv_version: 1809.06207v1 · doi: 10.48550/arxiv.1809.06207 · pith_short_12: A2DPTLHODNFP · pith_short_16: A2DPTLHODNFPE5XR · pith_short_8: A2DPTLHO

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/A2DPTLHODNFPE5XRGDY7SGUCYX \
  | 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: 0686f9acee1b4af276f130f1f91a82c5d2d4d7c325db8f431491f124e2084b66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea8a33db6f653448354d32a0d36b2ac2c6e7fcaf15571158941cd4faeb6b980",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-09-17T14:02:23Z",
    "title_canon_sha256": "8920c8f215f17fce3d3741825fffac70cd756544020129d906784b77df659425"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06207",
    "kind": "arxiv",
    "version": 1
  }
}