Pith Number

pith:FX6SRYM5

pith:2013:FX6SRYM5IUG4YXRL2H5NRDLH2X

not attested not anchored not stored refs pending

Memory Implementations - Current Alternatives

Uwe Aickelin, William Wilson

arxiv:1305.7130 v1 · 2013-05-30 · cs.AI · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FX6SRYM5IUG4YXRL2H5NRDLH2X}

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	2026-05-18T03:22:16.341645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dfd28e19d450dcc5e2bd1fad88d67d5d67755dabb6b9bf75ee36f239ffd33d1

Aliases

arxiv: 1305.7130 · arxiv_version: 1305.7130v1 · doi: 10.48550/arxiv.1305.7130 · pith_short_12: FX6SRYM5IUG4 · pith_short_16: FX6SRYM5IUG4YXRL · pith_short_8: FX6SRYM5

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/FX6SRYM5IUG4YXRL2H5NRDLH2X \
  | 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: 2dfd28e19d450dcc5e2bd1fad88d67d5d67755dabb6b9bf75ee36f239ffd33d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9984bdd150a6f40341023d70503557205bab34e69ae33d323a09502dad5e2e33",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-05-30T15:05:10Z",
    "title_canon_sha256": "4a6785da3a3980ca452ebecd6d5b6ecd9c2076ecfbc612265d508b7430c2c474"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7130",
    "kind": "arxiv",
    "version": 1
  }
}