Pith Number

pith:S55BYQQX

pith:2023:S55BYQQXL57K5Z25T3DWQGXIQ5

not attested not anchored not stored refs pending

Atomic Clock States of Thulium have Near-Zero Electric Quadrupole Moment

Timo Fleig

arxiv:2302.01840 v1 · 2023-02-03 · 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{S55BYQQXL57K5Z25T3DWQGXIQ5}

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	2026-07-05T05:38:37.121562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

977a1c42175f7eaee75d9ec7681ae88753c47d164e009cda3e5cefb237279840

Aliases

arxiv: 2302.01840 · arxiv_version: 2302.01840v1 · doi: 10.48550/arxiv.2302.01840 · pith_short_12: S55BYQQXL57K · pith_short_16: S55BYQQXL57K5Z25 · pith_short_8: S55BYQQX

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/S55BYQQXL57K5Z25T3DWQGXIQ5 \
  | 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: 977a1c42175f7eaee75d9ec7681ae88753c47d164e009cda3e5cefb237279840

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec4bbe4a6bfa0be6904d7dfdcb5cd5c87eb2b47994fee97b81b5ee7577d6bff1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2023-02-03T16:33:27Z",
    "title_canon_sha256": "9c0242d92cdd5ae00516dfe310c6b1419c7894a6637048fab7dfe525d3841d73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.01840",
    "kind": "arxiv",
    "version": 1
  }
}