Pith Number

pith:ZQO4PAVO

pith:2026:ZQO4PAVOWOGSXR7SLXFWKU7ENG

not attested not anchored not stored refs pending

Low-energy positron scattering from metastable helium

Hui-Li Han, Li-Yan Tang, Ning-Ning Gao, Ting-Yun Shi

arxiv:2606.29253 v1 · 2026-06-28 · 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{ZQO4PAVOWOGSXR7SLXFWKU7ENG}

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	2026-06-30T01:17:59.162197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc1dc782aeb38d2bc7f25dcb6553e4698530d5161f6dd07379fde20108450528

Aliases

arxiv: 2606.29253 · arxiv_version: 2606.29253v1 · doi: 10.48550/arxiv.2606.29253 · pith_short_12: ZQO4PAVOWOGS · pith_short_16: ZQO4PAVOWOGSXR7S · pith_short_8: ZQO4PAVO

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/ZQO4PAVOWOGSXR7SLXFWKU7ENG \
  | 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: cc1dc782aeb38d2bc7f25dcb6553e4698530d5161f6dd07379fde20108450528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b52703d1ddba0928fdea8a88098d91462db2abba81bdf77353f296be6824262e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-06-28T07:53:00Z",
    "title_canon_sha256": "584f244f229845e34188861bc2b6047f05d8c4a4d5a343025a84b631fd459c22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29253",
    "kind": "arxiv",
    "version": 1
  }
}