Pith Number

pith:6X2TAIJJ

pith:2015:6X2TAIJJ4C2A42FZYGTAYGXVVT

not attested not anchored not stored refs pending

Geometric Memory Management

Wouter Kuijper

arxiv:1512.09358 v3 · 2015-12-31 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6X2TAIJJ4C2A42FZYGTAYGXVVT}

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	2026-05-18T01:20:29.028908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5f5302129e0b40e68b9c1a60c1af5acf4076c0e976f22bbbcfd5d973a04321c

Aliases

arxiv: 1512.09358 · arxiv_version: 1512.09358v3 · doi: 10.48550/arxiv.1512.09358 · pith_short_12: 6X2TAIJJ4C2A · pith_short_16: 6X2TAIJJ4C2A42FZ · pith_short_8: 6X2TAIJJ

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/6X2TAIJJ4C2A42FZYGTAYGXVVT \
  | 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: f5f5302129e0b40e68b9c1a60c1af5acf4076c0e976f22bbbcfd5d973a04321c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d711028ae5b3678abc539d36f311e50af6ceeb82b6603fe1e27ae37259a85f83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-12-31T20:11:46Z",
    "title_canon_sha256": "e74fe26a199b99fc4338df014475fdfae5279849d825a174659e593f04759c06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.09358",
    "kind": "arxiv",
    "version": 3
  }
}