Pith Number

pith:U3PEXHMF

pith:2026:U3PEXHMFIHSKEL5HXAAZTFSJCV

not attested not anchored not stored refs pending

Positive Instantial Neighbourhood logic

Anupam Khanra, Litan Kumar Das, Sujit Kumar Sardar

arxiv:2606.08083 v1 · 2026-06-06 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3PEXHMFIHSKEL5HXAAZTFSJCV}

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	2026-06-09T01:05:25.767479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6de4b9d8541e4a22fa7b801999649156cc2f5979f0677b556ea776d8ff133c2

Aliases

arxiv: 2606.08083 · arxiv_version: 2606.08083v1 · doi: 10.48550/arxiv.2606.08083 · pith_short_12: U3PEXHMFIHSK · pith_short_16: U3PEXHMFIHSKEL5H · pith_short_8: U3PEXHMF

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/U3PEXHMFIHSKEL5HXAAZTFSJCV \
  | 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: a6de4b9d8541e4a22fa7b801999649156cc2f5979f0677b556ea776d8ff133c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1efae8f18c0db6a7f859fd707c0f375ae1c50bb1cc865f26597d2374118789b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-06-06T10:06:19Z",
    "title_canon_sha256": "87124afc336ce83dbe6822a11339f6fe882ca50891c7ed33bad7c584e533b004"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08083",
    "kind": "arxiv",
    "version": 1
  }
}