Pith Number

pith:BVSFI3AQ

pith:2015:BVSFI3AQ2YDB3VGGATQACUGLYA

not attested not anchored not stored refs pending

Prospects for atomic clocks based on large ion crystals

Chern Hui Lee, Eduardo Paez, Elnur Haciyev, John Bollinger, Kyle Arnold, M. D. Barrett

arxiv:1507.02028 v1 · 2015-07-08 · quant-ph · 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{BVSFI3AQ2YDB3VGGATQACUGLYA}

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	2026-05-18T01:01:34.672285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d64546c10d6061dd4c604e00150cbc022cf0d57b524edfb9316d327c28b877f

Aliases

arxiv: 1507.02028 · arxiv_version: 1507.02028v1 · doi: 10.48550/arxiv.1507.02028 · pith_short_12: BVSFI3AQ2YDB · pith_short_16: BVSFI3AQ2YDB3VGG · pith_short_8: BVSFI3AQ

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/BVSFI3AQ2YDB3VGGATQACUGLYA \
  | 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: 0d64546c10d6061dd4c604e00150cbc022cf0d57b524edfb9316d327c28b877f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "141b28273a6816e2cf680564a55ce9cf10225b8810d1d54ce5df488416d6b429",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-08T05:37:49Z",
    "title_canon_sha256": "0f00accf74c236c6aa90f0cbe2cf0f812caad9189dad07622949b2699bacba92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02028",
    "kind": "arxiv",
    "version": 1
  }
}