Pith Number

pith:3AQTPS3K

pith:2015:3AQTPS3K63ZP3SDLHUVFFDJO7H

not attested not anchored not stored refs pending

Compressed Tree Canonization

Fabian Peternek, Markus Lohrey, Sebastian Maneth

arxiv:1502.04625 v1 · 2015-02-16 · cs.DS · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3AQTPS3K63ZP3SDLHUVFFDJO7H}

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	2026-05-18T02:26:59.468008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d82137cb6af6f2fdc86b3d2a528d2ef9c3e71435dd6f867c8e0724219064be99

Aliases

arxiv: 1502.04625 · arxiv_version: 1502.04625v1 · doi: 10.48550/arxiv.1502.04625 · pith_short_12: 3AQTPS3K63ZP · pith_short_16: 3AQTPS3K63ZP3SDL · pith_short_8: 3AQTPS3K

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/3AQTPS3K63ZP3SDLHUVFFDJO7H \
  | 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: d82137cb6af6f2fdc86b3d2a528d2ef9c3e71435dd6f867c8e0724219064be99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1756b3dd70191f43bc394abcb77ea4698489352c71836899ba217479053703bb",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-02-16T16:57:17Z",
    "title_canon_sha256": "880f6f1756e8f6bbd3f4211652d6785404c55be17db1497ca3be9cf5265b984c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04625",
    "kind": "arxiv",
    "version": 1
  }
}