Pith Number

pith:DALOZ7KD

pith:2012:DALOZ7KDSLBKXRORW67TWK27GC

not attested not anchored not stored refs pending

Bulk Nuclear Polarization Enhanced at Room-Temperature by Optical Pumping

Christian O. Bretschneider, David Gershoni, Dmitry Budker, Lucio Frydman, Paz London, Ran Fischer

arxiv:1211.5801 v2 · 2012-11-25 · quant-ph · physics.chem-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DALOZ7KDSLBKXRORW67TWK27GC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:16:49.603884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1816ecfd4392c2abc5d1b7bf3b2b5f30961e61c514b52913bb93b56046a598d8

Aliases

arxiv: 1211.5801 · arxiv_version: 1211.5801v2 · doi: 10.48550/arxiv.1211.5801 · pith_short_12: DALOZ7KDSLBK · pith_short_16: DALOZ7KDSLBKXROR · pith_short_8: DALOZ7KD

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/DALOZ7KDSLBKXRORW67TWK27GC \
  | 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: 1816ecfd4392c2abc5d1b7bf3b2b5f30961e61c514b52913bb93b56046a598d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72591718b0ebcec776d477c785ee994b790125c3b708e900b04ad8caf7889df0",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-11-25T20:13:06Z",
    "title_canon_sha256": "df816b962cb01bc17d71eba27791fe1421cea4d72fe7745d0ef8264e91173fc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5801",
    "kind": "arxiv",
    "version": 2
  }
}