Pith Number

pith:WL2J4KNP

pith:2018:WL2J4KNPQHOD3JGCQGZPSOKBKH

not attested not anchored not stored refs pending

Keldysh-Rutherford model for attoclock

Alexander W. Bray, Anatoli S. Kheifets, Sebastian Eckart

arxiv:1804.03339 v1 · 2018-04-10 · physics.atom-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{WL2J4KNPQHOD3JGCQGZPSOKBKH}

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	2026-05-18T00:04:49.358391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2f49e29af81dc3da4c281b2f9394151de51b0154e0b166b76e9203ceda85a5c

Aliases

arxiv: 1804.03339 · arxiv_version: 1804.03339v1 · doi: 10.48550/arxiv.1804.03339 · pith_short_12: WL2J4KNPQHOD · pith_short_16: WL2J4KNPQHOD3JGC · pith_short_8: WL2J4KNP

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/WL2J4KNPQHOD3JGCQGZPSOKBKH \
  | 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: b2f49e29af81dc3da4c281b2f9394151de51b0154e0b166b76e9203ceda85a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fe1fa64826114ec367d61244b3677815de2d9eb85a9b6889f1c5c80b2d2bf5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-04-10T04:58:03Z",
    "title_canon_sha256": "f7729745cbba99927e286daf38571ef55224a3764c1e1105422cb3a69ace36d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03339",
    "kind": "arxiv",
    "version": 1
  }
}