Pith Number

pith:IDDVQVF6

pith:2009:IDDVQVF65ASUZLBTYYZ6BC3GH3

not attested not anchored not stored refs pending

Comparative studies of dipole polarizabilities in Sr$^+$, Ba$^+$ and Ra$^+$ and their applications to optical clocks

B. K. Sahoo, B. P. Das, D. Mukherjee, R. G. E. Timmermans

arxiv:0910.2361 v1 · 2009-10-13 · physics.atom-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDDVQVF65ASUZLBTYYZ6BC3GH3}

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	2026-05-18T02:11:24.163768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40c75854bee8254cac33c633e08b663ef148fdd59685325f05bc86e6e2d25b0c

Aliases

arxiv: 0910.2361 · arxiv_version: 0910.2361v1 · doi: 10.48550/arxiv.0910.2361 · pith_short_12: IDDVQVF65ASU · pith_short_16: IDDVQVF65ASUZLBT · pith_short_8: IDDVQVF6

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/IDDVQVF65ASUZLBTYYZ6BC3GH3 \
  | 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: 40c75854bee8254cac33c633e08b663ef148fdd59685325f05bc86e6e2d25b0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcdf77c6b71fde2bb9fb3279860eb6942ac4bd12f02f43a32a1e4598662dc359",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-10-13T11:01:37Z",
    "title_canon_sha256": "ff27335bfa5fef59f3c6911bd45587ad95a058e7a38cff8145e59d7523d6786e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2361",
    "kind": "arxiv",
    "version": 1
  }
}