Pith Number

pith:NW77ELUD

pith:2013:NW77ELUD5T2HNZ663EKUWZCZPL

not attested not anchored not stored refs pending

Spectroscopy of a narrow-line optical pumping transition in dysprosium

A. Griesmaier, E. A. L. Henn, H. Kadau, J. Billy, M. Schmitt, T. Maier, T. Pfau

arxiv:1301.3645 v1 · 2013-01-16 · 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{NW77ELUD5T2HNZ663EKUWZCZPL}

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	2026-05-18T02:57:45.086505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dbff22e83ecf476e7ded9154b64597ae17abb7568665544ddcb12177d481496

Aliases

arxiv: 1301.3645 · arxiv_version: 1301.3645v1 · doi: 10.48550/arxiv.1301.3645 · pith_short_12: NW77ELUD5T2H · pith_short_16: NW77ELUD5T2HNZ66 · pith_short_8: NW77ELUD

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/NW77ELUD5T2HNZ663EKUWZCZPL \
  | 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: 6dbff22e83ecf476e7ded9154b64597ae17abb7568665544ddcb12177d481496

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28bd3bb336d7c1cb057978df40e51f40dc5b462097518c210334a29edfa78d2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-01-16T10:22:18Z",
    "title_canon_sha256": "79293068c9674ddb8662cda9556cedfc044998c533ce834e0fa9418cf46a834c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3645",
    "kind": "arxiv",
    "version": 1
  }
}