Pith Number

pith:2OP2WFXA

pith:2014:2OP2WFXAKOG2W2L6WDUI4V2WDO

not attested not anchored not stored refs pending

Preliminary Study for an RF photocathode based electron injector for awake project

Graeme Burt, Guoxing Xia, Oznur Mete, Swapan Chattopadhyay

arxiv:1405.5890 v2 · 2014-05-21 · 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{2OP2WFXAKOG2W2L6WDUI4V2WDO}

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	2026-05-18T02:50:23.922462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39fab16e0538dab697eb0e88e57561bb10f7a8285a14d0650747d1d2a037470

Aliases

arxiv: 1405.5890 · arxiv_version: 1405.5890v2 · doi: 10.48550/arxiv.1405.5890 · pith_short_12: 2OP2WFXAKOG2 · pith_short_16: 2OP2WFXAKOG2W2L6 · pith_short_8: 2OP2WFXA

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/2OP2WFXAKOG2W2L6WDUI4V2WDO \
  | 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: d39fab16e0538dab697eb0e88e57561bb10f7a8285a14d0650747d1d2a037470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be72b8234094f12e3661398e8a3bf51ca560865d7c3b44ebc4c30b774406a433",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2014-05-21T18:36:09Z",
    "title_canon_sha256": "789109e2e97e7c466b2da9149850811970d50d666b3f08abaef047f522d5eb44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5890",
    "kind": "arxiv",
    "version": 2
  }
}