Pith Number

pith:WJ3F3KAY

pith:2019:WJ3F3KAYYVGXC6RTJZCV5RCA7E

not attested not anchored not stored refs pending

Spectroscopy of the 1001 nm transition in atomic dysprosium

Marcel Tr\"umper, Niels Petersen, Patrick Windpassinger

arxiv:1907.05754 v2 · 2019-07-12 · physics.atom-ph · quant-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{WJ3F3KAYYVGXC6RTJZCV5RCA7E}

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	2026-07-05T00:53:34.385284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2765da818c54d717a334e455ec440f936194b2bdd9a993ff4459d7f033b832b

Aliases

arxiv: 1907.05754 · arxiv_version: 1907.05754v2 · doi: 10.48550/arxiv.1907.05754 · pith_short_12: WJ3F3KAYYVGX · pith_short_16: WJ3F3KAYYVGXC6RT · pith_short_8: WJ3F3KAY

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/WJ3F3KAYYVGXC6RTJZCV5RCA7E \
  | 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: b2765da818c54d717a334e455ec440f936194b2bdd9a993ff4459d7f033b832b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d24d6a2371a1208b4d7d38fdf9f273c8e118efdc442320350df862aa998d262",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-07-12T14:03:48Z",
    "title_canon_sha256": "8f212c5a0004c1524cb18cea330edc7c12dca308e0f69ab5cce4eeb473dae414"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05754",
    "kind": "arxiv",
    "version": 2
  }
}