Pith Number

pith:WCXMCSM4

pith:2012:WCXMCSM4GFFK56IWJU3JVGO6ZZ

not attested not anchored not stored refs pending

Stepwise redefinition of the SI base units

L. K. Issaev, S. A. Kononogov, V. V. Khruschov

arxiv:1206.5902 v1 · 2012-06-26 · physics.ins-det · physics.atom-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{WCXMCSM4GFFK56IWJU3JVGO6ZZ}

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	2026-05-18T03:52:37.788874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7

Aliases

arxiv: 1206.5902 · arxiv_version: 1206.5902v1 · doi: 10.48550/arxiv.1206.5902 · pith_short_12: WCXMCSM4GFFK · pith_short_16: WCXMCSM4GFFK56IW · pith_short_8: WCXMCSM4

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/WCXMCSM4GFFK56IWJU3JVGO6ZZ \
  | 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: b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "696d5319c41e05cfbfa7eb9f03bfd744ab60f33acbb3433761458f1d44a624c5",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2012-06-26T07:33:05Z",
    "title_canon_sha256": "edf91073190df65ddadcef6749491a882e59e5718a64df8ce1da2a7fff417639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5902",
    "kind": "arxiv",
    "version": 1
  }
}