Pith Number

pith:LZYHV6XV

pith:2011:LZYHV6XVDKWOF2KP7UPV4MDQDE

not attested not anchored not stored refs pending

A Masked Photocathode in a Photoinjector

Ji Qiang

arxiv:1101.5174 v2 · 2011-01-26 · 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{LZYHV6XVDKWOF2KP7UPV4MDQDE}

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	2026-05-18T04:30:05.106515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e707afaf51aace2e94ffd1f5e3070192a7837b348ec89b81a97481053164a4b

Aliases

arxiv: 1101.5174 · arxiv_version: 1101.5174v2 · doi: 10.48550/arxiv.1101.5174 · pith_short_12: LZYHV6XVDKWO · pith_short_16: LZYHV6XVDKWOF2KP · pith_short_8: LZYHV6XV

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/LZYHV6XVDKWOF2KP7UPV4MDQDE \
  | 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: 5e707afaf51aace2e94ffd1f5e3070192a7837b348ec89b81a97481053164a4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4ce02cadbf30d681d799b5d0b0d3ffad9463fae10cb97171513532066f1332d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2011-01-26T21:49:57Z",
    "title_canon_sha256": "620c97ae9188f4fcdbff71720156219d839d3c8b33b01a1944a4dbeb3083c5ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5174",
    "kind": "arxiv",
    "version": 2
  }
}