Pith Number

pith:DNKNF5BI

pith:2024:DNKNF5BI6PMNFIMMRUHVDBYO6V

not attested not anchored not stored refs pending

To be or not to be, but where?

Guilherme Franzmann

arxiv:2405.21031 v2 · 2024-05-31 · quant-ph · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNKNF5BI6PMNFIMMRUHVDBYO6V}

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	2026-07-05T11:42:20.882745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b54d2f428f3d8d2a18c8d0f51870ef54ddaf49d04af48994339b8eafd1f0345

Aliases

arxiv: 2405.21031 · arxiv_version: 2405.21031v2 · doi: 10.48550/arxiv.2405.21031 · pith_short_12: DNKNF5BI6PMN · pith_short_16: DNKNF5BI6PMNFIMM · pith_short_8: DNKNF5BI

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/DNKNF5BI6PMNFIMMRUHVDBYO6V \
  | 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: 1b54d2f428f3d8d2a18c8d0f51870ef54ddaf49d04af48994339b8eafd1f0345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ff78983cd5369d0dad513b151faf9d7b59c9e70fb722af2f1139e130e6a8505",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-05-31T17:22:39Z",
    "title_canon_sha256": "e29473670dfd98f5db06f634b8ac722a7d5d377b372bcd46c8afd8f873a29239"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.21031",
    "kind": "arxiv",
    "version": 2
  }
}