Pith Number

pith:27557Q4L

pith:2026:27557Q4LDEILZ4N2L4DC2Z3HCS

not attested not anchored not stored refs pending

Colloquium: Nuclear clocks

Andrei Derevianko, Eric R. Hudson, R. Elwell

arxiv:2606.11048 v1 · 2026-06-09 · physics.atom-ph · nucl-ex · 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{27557Q4LDEILZ4N2L4DC2Z3HCS}

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	2026-06-10T01:11:06.833481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7fbdfc38b1910bcf1ba5f062d676714bb714d2d0b500885aab5e59546229e3d

Aliases

arxiv: 2606.11048 · arxiv_version: 2606.11048v1 · doi: 10.48550/arxiv.2606.11048 · pith_short_12: 27557Q4LDEIL · pith_short_16: 27557Q4LDEILZ4N2 · pith_short_8: 27557Q4L

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/27557Q4LDEILZ4N2L4DC2Z3HCS \
  | 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: d7fbdfc38b1910bcf1ba5f062d676714bb714d2d0b500885aab5e59546229e3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78f0fa43152bc146885e8c0ac400a0c3df8604be3a1b1ee46db19a2fc317430c",
    "cross_cats_sorted": [
      "nucl-ex",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-06-09T16:14:37Z",
    "title_canon_sha256": "295a6de28d481c5be8b74f0ea292c38cd4f4a80bf82536f4db6b5055ca40d63b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11048",
    "kind": "arxiv",
    "version": 1
  }
}