Pith Number

pith:PWBONRTB

pith:2017:PWBONRTBXLBBTZLTEBBLM5K52V

not attested not anchored not stored refs pending

Quantum reflection of antihydrogen from a liquid helium film

A. Lambrecht, A.Yu. Voronin, E.A. Kupriyanova, P.-P. Cr\'epin, R. Gu\'erout, S. Reynaud, S. Vasiliev, V.V. Nesvizhevsky

arxiv:1709.07724 v1 · 2017-09-22 · 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{PWBONRTBXLBBTZLTEBBLM5K52V}

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	2026-05-18T00:33:01.771620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d82e6c661bac219e5732042b6755dd565d850b62b11719fc4b77bae43fea877

Aliases

arxiv: 1709.07724 · arxiv_version: 1709.07724v1 · doi: 10.48550/arxiv.1709.07724 · pith_short_12: PWBONRTBXLBB · pith_short_16: PWBONRTBXLBBTZLT · pith_short_8: PWBONRTB

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/PWBONRTBXLBBTZLTEBBLM5K52V \
  | 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: 7d82e6c661bac219e5732042b6755dd565d850b62b11719fc4b77bae43fea877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "454a9e8d4a0369b7b2f7d757953a546b732b660ebdc89674b5d6daf8dc12c914",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-09-22T13:02:51Z",
    "title_canon_sha256": "3f6e3ebc1f2a0f6871c37d577217432e50df98da06008c24701cf3c6622db342"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07724",
    "kind": "arxiv",
    "version": 1
  }
}