Pith Number

pith:MDNYKG4S

pith:2018:MDNYKG4SCLTI4QKGJBW5V2XF2G

not attested not anchored not stored refs pending

Laser spectroscopy of the 1001nm ground state transition in dysprosium

Dominik Studer, Klaus Wendt, Lena Maske, Patrick Windpassinger

arxiv:1807.07903 v1 · 2018-07-20 · 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{MDNYKG4SCLTI4QKGJBW5V2XF2G}

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	2026-05-18T00:03:04.448414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60db851b9212e68e4146486ddaeae5d1aa3513ff3b578d0bfa6dd5f60248bc7c

Aliases

arxiv: 1807.07903 · arxiv_version: 1807.07903v1 · doi: 10.48550/arxiv.1807.07903 · pith_short_12: MDNYKG4SCLTI · pith_short_16: MDNYKG4SCLTI4QKG · pith_short_8: MDNYKG4S

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/MDNYKG4SCLTI4QKGJBW5V2XF2G \
  | 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: 60db851b9212e68e4146486ddaeae5d1aa3513ff3b578d0bfa6dd5f60248bc7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "061fe1043539c4ce2f74f625d829dbcf831fe09bc7f1e45cef774f92f78c2d49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-07-20T15:39:24Z",
    "title_canon_sha256": "a4f1371a49f1a4409d5accf0ea167e19060b33f3671c66b8612e9a75ede3c6e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07903",
    "kind": "arxiv",
    "version": 1
  }
}