Pith Number

pith:JKANV6SJ

pith:2026:JKANV6SJEO52TFHTISOZDQODLK

not attested not anchored not stored refs pending

Classifying Capabilities (Extended Version)

Cao Nguyen Pham (1), Martin Odersky (1) ((1) EPFL), Oliver Bra\v{c}evac (1), Yaoyu Zhao (1), Yichen Xu (1)

arxiv:2607.24504 v1 · 2026-07-27 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JKANV6SJEO52TFHTISOZDQODLK}

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	2026-07-28T02:24:06.980582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a80dafa4923bba994f3449d91c1c35aa0b3b14e890b66fab7e90528fdeab052

Aliases

arxiv: 2607.24504 · arxiv_version: 2607.24504v1 · doi: 10.48550/arxiv.2607.24504 · pith_short_12: JKANV6SJEO52 · pith_short_16: JKANV6SJEO52TFHT · pith_short_8: JKANV6SJ

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/JKANV6SJEO52TFHTISOZDQODLK \
  | 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: 4a80dafa4923bba994f3449d91c1c35aa0b3b14e890b66fab7e90528fdeab052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e89df890fb127e8d8ba460f0e1a057a781da4dcf37176b9e4fcbc6158f6a3611",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2026-07-27T14:36:56Z",
    "title_canon_sha256": "94cb135f4f91ebae941375760fe7da493839894c38e4551f4f0ee8fe9aa5a9b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24504",
    "kind": "arxiv",
    "version": 1
  }
}