Pith Number

pith:556TINAB

pith:2018:556TINABNFJ67TS32WK4HDBQ5B

not attested not anchored not stored refs pending

Heat Kernel analysis of Syntactic Structures

Andrew Ortegaray, Matilde Marcolli, Robert C. Berwick

arxiv:1803.09832 v1 · 2018-03-26 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{556TINABNFJ67TS32WK4HDBQ5B}

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	2026-05-18T00:20:10.342835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef7d3434016953efce5bd595c38c30e85325db96d0171fca8b39ed56f1c5ff6e

Aliases

arxiv: 1803.09832 · arxiv_version: 1803.09832v1 · doi: 10.48550/arxiv.1803.09832 · pith_short_12: 556TINABNFJ6 · pith_short_16: 556TINABNFJ67TS3 · pith_short_8: 556TINAB

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/556TINABNFJ67TS32WK4HDBQ5B \
  | 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: ef7d3434016953efce5bd595c38c30e85325db96d0171fca8b39ed56f1c5ff6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "303956e1199c4bc8e659d04bfe0e71aa17c21b314ee463e072d293a9d6b39f91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-03-26T20:38:31Z",
    "title_canon_sha256": "74a258a34b9ebbd45237abae1d534665fe5cfc27f1e1bd37d4e548f84b158f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09832",
    "kind": "arxiv",
    "version": 1
  }
}