Pith Number

pith:YMQTEYLS

pith:2022:YMQTEYLSQZW35XXVDVQSLWFWKH

not attested not anchored not stored refs pending

DISTAL: The Distributed Tensor Algebra Compiler

Alex Aiken, Fredrik Kjolstad, Rohan Yadav

arxiv:2203.08069 v2 · 2022-03-15 · cs.PL · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMQTEYLSQZW35XXVDVQSLWFWKH}

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	2026-07-05T04:06:03.314464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c321326172866dbedef51d6125d8b651ce6051af974388f4859beef7a06ed9bd

Aliases

arxiv: 2203.08069 · arxiv_version: 2203.08069v2 · doi: 10.48550/arxiv.2203.08069 · pith_short_12: YMQTEYLSQZW3 · pith_short_16: YMQTEYLSQZW35XXV · pith_short_8: YMQTEYLS

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/YMQTEYLSQZW35XXVDVQSLWFWKH \
  | 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: c321326172866dbedef51d6125d8b651ce6051af974388f4859beef7a06ed9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "924c4d70d737415d3ccb53f86a0ee4d1e8b57a8ad8a00359d54cb6a9d12647d3",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2022-03-15T16:59:56Z",
    "title_canon_sha256": "e75e99e751f9acb3d2962fddcff8abd3e3c4b99cc479f9695735a897b33111db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.08069",
    "kind": "arxiv",
    "version": 2
  }
}