Pith Number

pith:XSTTXMBJ

pith:2019:XSTTXMBJ57HEP6JKZACVGONWLA

not attested not anchored not stored refs pending

High Precision Determination of the Planck Constant by Modern Photoemission Spectroscopy

Cong Li, Dingsong Wu, Guodong Liu, Jianwei Huang, Lin Zhao, Qiang Gao, X. J. Zhou, Yongqing Cai, Yu Xu, Zuyan Xu

arxiv:1909.06286 v1 · 2019-09-13 · physics.ins-det · cond-mat.mtrl-sci · quant-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{XSTTXMBJ57HEP6JKZACVGONWLA}

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	2026-07-05T00:57:50.079105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bca73bb029efce47f92ac8055339b6582f01ff89619c1983e696ae03121653df

Aliases

arxiv: 1909.06286 · arxiv_version: 1909.06286v1 · doi: 10.48550/arxiv.1909.06286 · pith_short_12: XSTTXMBJ57HE · pith_short_16: XSTTXMBJ57HEP6JK · pith_short_8: XSTTXMBJ

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/XSTTXMBJ57HEP6JKZACVGONWLA \
  | 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: bca73bb029efce47f92ac8055339b6582f01ff89619c1983e696ae03121653df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdf04e8c30b4c64b113bf03843c79f40f48b1f455e08af818ee36e6f896c249c",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-09-13T15:18:55Z",
    "title_canon_sha256": "9de0f918f2fe71afcf629a00799d72f9612977266c5e67f35ac772fd05fb102d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06286",
    "kind": "arxiv",
    "version": 1
  }
}