Pith Number

pith:AHRTDQWF

pith:2026:AHRTDQWF52V5FCLLVC345HH5TV

not attested not anchored not stored refs pending

Computing with traceable tensor networks

Daniele Venturi, Sarah Ellwein

arxiv:2608.02849 v1 · 2026-08-03 · physics.comp-ph · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AHRTDQWF52V5FCLLVC345HH5TV}

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	2026-08-05T00:43:08.861601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01e331c2c5eeabd2896ba8b7ce9cfd9d64ace4a3b413b9c79882de29a2ea4f21

Aliases

arxiv: 2608.02849 · arxiv_version: 2608.02849v1 · doi: 10.48550/arxiv.2608.02849 · pith_short_12: AHRTDQWF52V5 · pith_short_16: AHRTDQWF52V5FCLL · pith_short_8: AHRTDQWF

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/AHRTDQWF52V5FCLLVC345HH5TV \
  | 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: 01e331c2c5eeabd2896ba8b7ce9cfd9d64ace4a3b413b9c79882de29a2ea4f21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "880a3cdc58d31eef37fbae6c5115e798843bed5db7dc8225256ec1d45eb08716",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-08-03T20:10:35Z",
    "title_canon_sha256": "cf7cf371b0577c55e3f0e8b78abb69f5f78c336cf3d9d2ac7f30dbb7b39c777d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02849",
    "kind": "arxiv",
    "version": 1
  }
}