Pith Number

pith:VMTZ63YG

pith:2025:VMTZ63YGYCG3PPRC2UOIP6WYPZ

not attested not anchored not stored refs pending

Laser Resonance Ionization Spectroscopy of Thorium

Dan W. Stracener, Jens Lassen, Ruohong Li, Yuan Liu

arxiv:2508.06733 v1 · 2025-08-08 · physics.atom-ph · physics.acc-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{VMTZ63YGYCG3PPRC2UOIP6WYPZ}

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	2026-07-05T11:51:05.740938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab279f6f06c08db7be22d51c87fad87e65576cfca913950f9991507009427f11

Aliases

arxiv: 2508.06733 · arxiv_version: 2508.06733v1 · doi: 10.48550/arxiv.2508.06733 · pith_short_12: VMTZ63YGYCG3 · pith_short_16: VMTZ63YGYCG3PPRC · pith_short_8: VMTZ63YG

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/VMTZ63YGYCG3PPRC2UOIP6WYPZ \
  | 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: ab279f6f06c08db7be22d51c87fad87e65576cfca913950f9991507009427f11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "631719820c4dcb62cf88b3fe5c5cc54bccad25b9f2e7f731867578714b499613",
    "cross_cats_sorted": [
      "physics.acc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-08-08T22:15:49Z",
    "title_canon_sha256": "04e2614009d93d0ae102443f1006f69695f9d2a358af5ac56cb103e4a130a5ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.06733",
    "kind": "arxiv",
    "version": 1
  }
}