Pith Number

pith:K3T7F3PX

pith:2019:K3T7F3PXYPYHBN3UJYWKLZJUUT

not attested not anchored not stored refs pending

Spectral control over $\gamma$-ray echo using a nuclear frequency comb system

Chia-Jung Yeh, Olga Kocharovskaya, Po-Han Lin, Wen-Te Liao, Xiwen Zhang

arxiv:1907.02672 v1 · 2019-07-05 · quant-ph · nucl-th · physics.atom-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K3T7F3PXYPYHBN3UJYWKLZJUUT}

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	2026-05-17T23:41:23.541720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56e7f2edf7c3f070b7744e2ca5e534a4ea4b50fd62ef3d3a64837c2d1201bc90

Aliases

arxiv: 1907.02672 · arxiv_version: 1907.02672v1 · doi: 10.48550/arxiv.1907.02672 · pith_short_12: K3T7F3PXYPYH · pith_short_16: K3T7F3PXYPYHBN3U · pith_short_8: K3T7F3PX

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/K3T7F3PXYPYHBN3UJYWKLZJUUT \
  | 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: 56e7f2edf7c3f070b7744e2ca5e534a4ea4b50fd62ef3d3a64837c2d1201bc90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64ac3d862308c40197bd38d155da63c6cde290ad4db4a79220bdf1285abc527c",
    "cross_cats_sorted": [
      "nucl-th",
      "physics.atom-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-05T04:27:34Z",
    "title_canon_sha256": "438de02af59cd1b8cbab13fce1445327fd24a9bbbcdb12c8b0fb5c8dfdbe6a9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02672",
    "kind": "arxiv",
    "version": 1
  }
}