Pith Number

pith:KV67TGUB

pith:2015:KV67TGUBPTVZ6JAIJV52KRE4LZ

not attested not anchored not stored refs pending

Pathway to a Compact SASE FEL Device

E. Di Palma, E. Sabia, G. Dattoli, I. Spassovsky, J. Einstein, J. V. Rau, S. G. Biedron, S. V. Milton, V. Petrillo

arxiv:1505.08012 v1 · 2015-05-29 · 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{KV67TGUBPTVZ6JAIJV52KRE4LZ}

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	2026-05-18T01:25:00.090527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

557df99a817ceb9f24084d7ba5449c5e5a8fe18c434c392401a87753f5ee17bb

Aliases

arxiv: 1505.08012 · arxiv_version: 1505.08012v1 · doi: 10.48550/arxiv.1505.08012 · pith_short_12: KV67TGUBPTVZ · pith_short_16: KV67TGUBPTVZ6JAI · pith_short_8: KV67TGUB

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/KV67TGUBPTVZ6JAIJV52KRE4LZ \
  | 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: 557df99a817ceb9f24084d7ba5449c5e5a8fe18c434c392401a87753f5ee17bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e9b87fe136bbad858bf9ff26b2039ee6ea38ffca685802f4ff4f1f8d12f728",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2015-05-29T12:24:21Z",
    "title_canon_sha256": "26181b5b305565a0dd57efd9e7ef4d7e13bc2971afaf334d0b03b08aa8477ce5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.08012",
    "kind": "arxiv",
    "version": 1
  }
}