Pith Number

pith:VF5Z4LCN

pith:2013:VF5Z4LCNUQT2VEHITE76HQKDYK

not attested not anchored not stored refs pending

A tip-based source of femtosecond electron pulses at 30keV

Dominik Ehberger, Jakob Hammer, Jan-Paul Stein, Johannes Hoffrogge, Michael F\"orster, Michael Kr\"uger, Peter Baum, Peter Hommelhoff

arxiv:1303.2383 v1 · 2013-03-10 · physics.acc-ph · cond-mat.mes-hall · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VF5Z4LCNUQT2VEHITE76HQKDYK}

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	2026-05-18T01:51:09.068827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a97b9e2c4da427aa90e8993fe3c143c289f3e1976ccb96e6d7895a22f0c9d30d

Aliases

arxiv: 1303.2383 · arxiv_version: 1303.2383v1 · doi: 10.48550/arxiv.1303.2383 · pith_short_12: VF5Z4LCNUQT2 · pith_short_16: VF5Z4LCNUQT2VEHI · pith_short_8: VF5Z4LCN

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/VF5Z4LCNUQT2VEHITE76HQKDYK \
  | 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: a97b9e2c4da427aa90e8993fe3c143c289f3e1976ccb96e6d7895a22f0c9d30d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44e4863d6e7d5da0b3627a82d863f6bda1a70f258b9914dc13497f5cf903d4e0",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2013-03-10T22:00:11Z",
    "title_canon_sha256": "fa1de835174a24c43a193003568843044cdce923d371ebfa18cc5271f4dae62a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2383",
    "kind": "arxiv",
    "version": 1
  }
}