Pith Number

pith:DG6QSV4K

pith:2019:DG6QSV4KVEDBSBWDWQCN2FBEXO

not attested not anchored not stored refs pending

Photo-ionization of polarized lithium atoms out of an all-optical atom trap: A complete experiment

A.H.N.C. de Silva, B.P. Acharya, C. Rischbieter, C. Russ, D. Fischer, F. Thini, K. Compton, K. Foster, K.L. Romans, S. Dubey, S. Sharma

arxiv:1912.03247 v2 · 2019-12-06 · 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{DG6QSV4KVEDBSBWDWQCN2FBEXO}

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	2026-07-05T01:12:29.960727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19bd09578aa9061906c3b404dd1424bbbe646c71d37871dfbad4807942ba235d

Aliases

arxiv: 1912.03247 · arxiv_version: 1912.03247v2 · doi: 10.48550/arxiv.1912.03247 · pith_short_12: DG6QSV4KVEDB · pith_short_16: DG6QSV4KVEDBSBWD · pith_short_8: DG6QSV4K

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/DG6QSV4KVEDBSBWDWQCN2FBEXO \
  | 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: 19bd09578aa9061906c3b404dd1424bbbe646c71d37871dfbad4807942ba235d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc417256744cdc55f7c5e6ee4ef53964fa2ee9f14672a4b04791618b2d5c30a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-12-06T17:36:50Z",
    "title_canon_sha256": "ef72be5e38ae9819a2fafcba681064b4561f02f910419550ace0db6bc336a6e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.03247",
    "kind": "arxiv",
    "version": 2
  }
}