Pith Number

pith:OV3UO6WB

pith:2021:OV3UO6WBOEBDWFVNX2XXVB3U2U

not attested not anchored not stored refs pending

Observation of laser-assisted electron scattering in superfluid helium

Bernhard Thaler, Leonhard Treiber, Markus Kitzler-Zeiler, Markus Koch, Michael Stadlhofer, Pascal Heim, Reika Kanya

arxiv:2101.08332 v2 · 2021-01-20 · 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{OV3UO6WBOEBDWFVNX2XXVB3U2U}

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	2026-07-05T02:58:24.272044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7577477ac171023b16adbeaf7a8774d5015df533ca81d9c0ad6401319a27e928

Aliases

arxiv: 2101.08332 · arxiv_version: 2101.08332v2 · doi: 10.48550/arxiv.2101.08332 · pith_short_12: OV3UO6WBOEBD · pith_short_16: OV3UO6WBOEBDWFVN · pith_short_8: OV3UO6WB

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/OV3UO6WBOEBDWFVNX2XXVB3U2U \
  | 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: 7577477ac171023b16adbeaf7a8774d5015df533ca81d9c0ad6401319a27e928

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269ee9a4fb67d6731710b6a5f102c8ba6fd4e9b37db037bc96963bc24ecd135a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-01-20T21:43:02Z",
    "title_canon_sha256": "fb795be73ec1217eb5bb96a8a8dd7929fe1f63d329dab25398064114391c2383"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08332",
    "kind": "arxiv",
    "version": 2
  }
}