Pith Number

pith:UP2NMOLV

pith:2020:UP2NMOLVRZC3WGTOBWEGZAW4TH

not attested not anchored not stored refs pending

Towards an Interface Description Template for AI-enabled Systems

Alejandro Salado, Niloofar Shadab

arxiv:2007.07250 v1 · 2020-07-13 · cs.SE · cs.AI · 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{UP2NMOLVRZC3WGTOBWEGZAW4TH}

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	2026-07-05T01:19:15.427574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f4d639758e45bb1a6e0d886c82dc99ff0ae9bfe35f26b3bbaf3dd0a5b0e1e2

Aliases

arxiv: 2007.07250 · arxiv_version: 2007.07250v1 · doi: 10.48550/arxiv.2007.07250 · pith_short_12: UP2NMOLVRZC3 · pith_short_16: UP2NMOLVRZC3WGTO · pith_short_8: UP2NMOLV

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/UP2NMOLVRZC3WGTOBWEGZAW4TH \
  | 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: a3f4d639758e45bb1a6e0d886c82dc99ff0ae9bfe35f26b3bbaf3dd0a5b0e1e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5115f24ea724b873c8786b361af4726dd2e253f3001ff7ff5b054be1f8ab44f1",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2020-07-13T20:30:26Z",
    "title_canon_sha256": "795db8ad1c623ed6b8f1ec69f34db133d4eadc508968aa152bfca06678242da0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07250",
    "kind": "arxiv",
    "version": 1
  }
}