Pith Number

pith:YFIC33J3

pith:2018:YFIC33J3SVFJQFI333ETLSHE5S

not attested not anchored not stored refs pending

Material Size Dependence on Fundamental Constants

Anastasia Borschevsky, Luk\'a\v{s} F. Pa\v{s}teka, Peter Schwerdtfeger, Victor V. Flambaum, Yongliang Hao

arxiv:1809.02863 v2 · 2018-09-08 · physics.chem-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{YFIC33J3SVFJQFI333ETLSHE5S}

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	2026-05-17T23:47:20.473242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1502ded3b954a98151bdec935c8e4ecbeae5eeb1f5dae6ee52d972ac8a0e85b

Aliases

arxiv: 1809.02863 · arxiv_version: 1809.02863v2 · doi: 10.48550/arxiv.1809.02863 · pith_short_12: YFIC33J3SVFJ · pith_short_16: YFIC33J3SVFJQFI3 · pith_short_8: YFIC33J3

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/YFIC33J3SVFJQFI333ETLSHE5S \
  | 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: c1502ded3b954a98151bdec935c8e4ecbeae5eeb1f5dae6ee52d972ac8a0e85b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b6788e99e518f7c4038f1ed6a5d6413e04fefede963038cc9b369e1c8209586",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-09-08T20:01:19Z",
    "title_canon_sha256": "e0a0b53cb13deb8904fc0a737b8de21ab48c3939eee2173742c31bf59c70bd59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02863",
    "kind": "arxiv",
    "version": 2
  }
}