Pith Number

pith:FU5HS2CA

pith:2017:FU5HS2CAZTQE5MDNZ2FSBEX4YH

not attested not anchored not stored refs pending

Multi-color, femtosecond $\gamma$-ray pulse trains driven by comb-like electron beams

B. A. Shadwick, I. Ghebregziabher, S. Y. Kalmykov, X. Davoine

arxiv:1712.08257 v1 · 2017-12-22 · physics.plasm-ph · 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{FU5HS2CAZTQE5MDNZ2FSBEX4YH}

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	2026-05-17T23:57:44.097815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d3a796840cce04eb06dce8b2092fcc1da8417be5f23ad06e96a4a6b7ef1720b

Aliases

arxiv: 1712.08257 · arxiv_version: 1712.08257v1 · doi: 10.48550/arxiv.1712.08257 · pith_short_12: FU5HS2CAZTQE · pith_short_16: FU5HS2CAZTQE5MDN · pith_short_8: FU5HS2CA

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/FU5HS2CAZTQE5MDNZ2FSBEX4YH \
  | 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: 2d3a796840cce04eb06dce8b2092fcc1da8417be5f23ad06e96a4a6b7ef1720b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1234af821f5d01061c6178f247291c62d0fd31cce42e7893a9a6181f0f6fd32",
    "cross_cats_sorted": [
      "physics.acc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2017-12-22T00:07:38Z",
    "title_canon_sha256": "6b6d661e04fc918a1f7ebac47a73b7d43efb458b5e0d075b76180963dfc312a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08257",
    "kind": "arxiv",
    "version": 1
  }
}