Pith Number

pith:NCVL4EWT

pith:2023:NCVL4EWTXWCA2QIW6VNZKMBQII

not attested not anchored not stored refs pending

Anatomy of real intermediate state-subtraction scheme

Kalle Ala-Mattinen, Kimmo Kainulainen, Kimmo Tuominen, Matti Heikinheimo

arxiv:2309.16615 v2 · 2023-09-28 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCVL4EWTXWCA2QIW6VNZKMBQII}

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	2026-07-05T07:14:17.858187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68aabe12d3bd840d4116f55b9530304219c56f1bb8c017885e942fbc02412733

Aliases

arxiv: 2309.16615 · arxiv_version: 2309.16615v2 · doi: 10.48550/arxiv.2309.16615 · pith_short_12: NCVL4EWTXWCA · pith_short_16: NCVL4EWTXWCA2QIW · pith_short_8: NCVL4EWT

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/NCVL4EWTXWCA2QIW6VNZKMBQII \
  | 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: 68aabe12d3bd840d4116f55b9530304219c56f1bb8c017885e942fbc02412733

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d80ef09576d6cbf52f98113ef1a6cbf57792eaaa25c7107d4fa35b754707802",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2023-09-28T17:14:11Z",
    "title_canon_sha256": "52aeab877144a264d8913e749eec717e4c15ec64c1f0bdcfcdb64dde189c62f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.16615",
    "kind": "arxiv",
    "version": 2
  }
}