Pith Number

pith:BHZ6YEX7

pith:2016:BHZ6YEX7QAPXPDD4H2MRANYM6P

not attested not anchored not stored refs pending

Surprises in numerical expressions of physical constants

Ariel Amir, Mikhail Lemeshko, Tadashi Tokieda

arxiv:1603.00299 v1 · 2016-02-26 · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BHZ6YEX7QAPXPDD4H2MRANYM6P}

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	2026-05-18T01:19:45.396457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09f3ec12ff801f778c7c3e9910370cf3df8414f6f5dd2b8315eb758f8ef995a6

Aliases

arxiv: 1603.00299 · arxiv_version: 1603.00299v1 · doi: 10.48550/arxiv.1603.00299 · pith_short_12: BHZ6YEX7QAPX · pith_short_16: BHZ6YEX7QAPXPDD4 · pith_short_8: BHZ6YEX7

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/BHZ6YEX7QAPXPDD4H2MRANYM6P \
  | 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: 09f3ec12ff801f778c7c3e9910370cf3df8414f6f5dd2b8315eb758f8ef995a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f49eda14fdcbc484966a5cf8a0d4425af39b0ac22f35189e97a521838174c5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2016-02-26T21:02:04Z",
    "title_canon_sha256": "dd357feb25a0f24ce3d3a1aa085b4a2866f6130a6f3f0a551cebfb47fba78acf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00299",
    "kind": "arxiv",
    "version": 1
  }
}