Pith Number

pith:7GWP752W

pith:2012:7GWP752WPQ2NJQYBG2HCG4MMW6

not attested not anchored not stored refs pending

Quantum efficiency of technical metal photocathodes under laser irradiation of various wavelength

C. Milne, C. P. Hauri, F. Ardana-Lamas, F. Le Pimpec

arxiv:1202.0152 v2 · 2012-02-01 · physics.acc-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{7GWP752WPQ2NJQYBG2HCG4MMW6}

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	2026-05-18T03:16:49.891007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9acfff7567c34d4c301368e23718cb781d41a7199b6fefc1315efd2eb163d18

Aliases

arxiv: 1202.0152 · arxiv_version: 1202.0152v2 · doi: 10.48550/arxiv.1202.0152 · pith_short_12: 7GWP752WPQ2N · pith_short_16: 7GWP752WPQ2NJQYB · pith_short_8: 7GWP752W

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/7GWP752WPQ2NJQYBG2HCG4MMW6 \
  | 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: f9acfff7567c34d4c301368e23718cb781d41a7199b6fefc1315efd2eb163d18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4977ecc6fb48774d9e60736e0805c673a9fd05cc882feaa2299e2d816abf69c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2012-02-01T11:43:00Z",
    "title_canon_sha256": "6840da8869aea0479ad96efd3860fabc823bb29ba75a3c1fb822fdb724b585bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0152",
    "kind": "arxiv",
    "version": 2
  }
}