Pith Number

pith:PIDYWJTB

pith:2013:PIDYWJTB37RUYJ4LJOVLZUIYLU

not attested not anchored not stored refs pending

My Brain is Full: When More Memory Helps

Christopher Lusena, Chris Wells, Judy Goldsmith, Shelia Sittinger, Tong Li

arxiv:1301.6715 v1 · 2013-01-23 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIDYWJTB37RUYJ4LJOVLZUIYLU}

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	2026-05-18T03:35:12.781426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a078b2661dfe34c278b4baabcd1185d00d28cb8f4d0db989ff6131f32ecd2c3

Aliases

arxiv: 1301.6715 · arxiv_version: 1301.6715v1 · doi: 10.48550/arxiv.1301.6715 · pith_short_12: PIDYWJTB37RU · pith_short_16: PIDYWJTB37RUYJ4L · pith_short_8: PIDYWJTB

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/PIDYWJTB37RUYJ4LJOVLZUIYLU \
  | 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: 7a078b2661dfe34c278b4baabcd1185d00d28cb8f4d0db989ff6131f32ecd2c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87d3a2aa7cc1e90535826c0fb4f26d7e7d10a6bde712e79a2adf83a437217476",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-01-23T15:59:22Z",
    "title_canon_sha256": "817498e0b47c8c42eaab2ba0affd512bf820e7f841f7f40d66e0cfdc4e44c18f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6715",
    "kind": "arxiv",
    "version": 1
  }
}