Pith Number

pith:BY2ESFY7

pith:2013:BY2ESFY76X7OBHVAQCGZ7IA2UJ

not attested not anchored not stored refs pending

Comparison of ultra-stable radio frequency signals synthesized from independent secondary microwave frequency standards

Eugene N. Ivanov, Jean-Michel le Floch, John G. Hartnett, Nitin R. Nand, Stephen R. Parker, Travis Povey

arxiv:1302.0283 v1 · 2013-02-01 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BY2ESFY76X7OBHVAQCGZ7IA2UJ}

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	2026-05-18T03:34:37.528614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e3449171ff5fee09ea0808d9fa01aa247245cc4d3ec21e800726a922f16805c

Aliases

arxiv: 1302.0283 · arxiv_version: 1302.0283v1 · doi: 10.48550/arxiv.1302.0283 · pith_short_12: BY2ESFY76X7O · pith_short_16: BY2ESFY76X7OBHVA · pith_short_8: BY2ESFY7

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/BY2ESFY76X7OBHVAQCGZ7IA2UJ \
  | 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: 0e3449171ff5fee09ea0808d9fa01aa247245cc4d3ec21e800726a922f16805c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7deca39c4b7c436720de89da58484a8cefecd12394283b0363eb9af414d463db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2013-02-01T02:31:34Z",
    "title_canon_sha256": "c64db7f224466c3923c7543dde9d4a6cbd56fbb9bf2378ecab2cd331a22c7b05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0283",
    "kind": "arxiv",
    "version": 1
  }
}