Pith Number

pith:HLJHKXT4

pith:2008:HLJHKXT4S2TFJNWYS67ZII4EBN

not attested not anchored not stored refs pending

Ramsey interferometry with an atom laser

C. Figl, D. D\"oring, J. D. Close, J. E. Debs, N. P. Robins, P. A. Altin

arxiv:0812.2310 v3 · 2008-12-12 · 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{HLJHKXT4S2TFJNWYS67ZII4EBN}

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	2026-05-18T02:15:10.708873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ad2755e7c96a654b6d897bf9423840b5229876b7c8a0020fbe2e08b7da91da2

Aliases

arxiv: 0812.2310 · arxiv_version: 0812.2310v3 · doi: 10.48550/arxiv.0812.2310 · pith_short_12: HLJHKXT4S2TF · pith_short_16: HLJHKXT4S2TFJNWY · pith_short_8: HLJHKXT4

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/HLJHKXT4S2TFJNWYS67ZII4EBN \
  | 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: 3ad2755e7c96a654b6d897bf9423840b5229876b7c8a0020fbe2e08b7da91da2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76937b425c6f961040401dd3efc4ba18059fb520ea6a3ec038371f1c0a2f8441",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2008-12-12T08:22:29Z",
    "title_canon_sha256": "21f3d9108a6546493bd61a0f07fe05d31346cde7c6332a42985167dc11fef8f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2310",
    "kind": "arxiv",
    "version": 3
  }
}