Pith Number

pith:HMHEH75L

pith:2024:HMHEH75L5DY6ARL35SACHIDIWW

not attested not anchored not stored refs pending

Machines of Meaning

Davide Nunes, Luis Antunes

arxiv:2412.07975 v1 · 2024-12-10 · cs.AI · cs.CL · cs.CY · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HMHEH75L5DY6ARL35SACHIDIWW}

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	2026-07-05T09:47:41.903743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b0e43ffabe8f1e0457bec8023a068b5b28fd5ce8b9f54a884c848d6eb56e2e7

Aliases

arxiv: 2412.07975 · arxiv_version: 2412.07975v1 · doi: 10.48550/arxiv.2412.07975 · pith_short_12: HMHEH75L5DY6 · pith_short_16: HMHEH75L5DY6ARL3 · pith_short_8: HMHEH75L

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/HMHEH75L5DY6ARL35SACHIDIWW \
  | 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: 3b0e43ffabe8f1e0457bec8023a068b5b28fd5ce8b9f54a884c848d6eb56e2e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "849ea3e2972892b87b1f72bebebea9fc10067eb9f8408c3125933fb675fabd6c",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2024-12-10T23:23:28Z",
    "title_canon_sha256": "629dfecd2d4f8503ec3fb5cdea6618c5d455f189243cb0564587fc318e13ecc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.07975",
    "kind": "arxiv",
    "version": 1
  }
}