Pith Number

pith:ZDXP7YRF

pith:2010:ZDXP7YRFC5XXSOMB5CCGRYUGFX

not attested not anchored not stored refs pending

Stability measurements of microwave frequency synthesis with liquid helium cooled cryogenic sapphire oscillators

D. Chambon, D.L. Creedon, G. Santarelli, J.G. Hartnett

arxiv:1004.0775 v1 · 2010-04-06 · 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{ZDXP7YRFC5XXSOMB5CCGRYUGFX}

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	2026-07-04T17:25:44.965838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8eeffe225176f793981e88468e2862def1629756889712646b3c7a8a5b1e74f

Aliases

arxiv: 1004.0775 · arxiv_version: 1004.0775v1 · doi: 10.48550/arxiv.1004.0775 · pith_short_12: ZDXP7YRFC5XX · pith_short_16: ZDXP7YRFC5XXSOMB · pith_short_8: ZDXP7YRF

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/ZDXP7YRFC5XXSOMB5CCGRYUGFX \
  | 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: c8eeffe225176f793981e88468e2862def1629756889712646b3c7a8a5b1e74f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e01423063e82539fc266004bc39418dc56b1fc4bb8cc38305296abb21e7c06c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2010-04-06T05:32:45Z",
    "title_canon_sha256": "942e51bb8ac4daef9923a61cea515e02898ea13fc63e7f7b2b183af5d4b80856"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0775",
    "kind": "arxiv",
    "version": 1
  }
}