Pith Number

pith:2W2JX53U

pith:2015:2W2JX53ULW3KJ6D3ZHF3SX7SZ7

not attested not anchored not stored refs pending

Laser Cooling of Molecular Anions

Daniel Comparat (LAC), Mehdi Hamamda (LAC), Michael Doser (CERN), Pauline Yzombard (LAC), Sebastian Gerber (CERN)

arxiv:1506.06505 v1 · 2015-06-22 · physics.atom-ph · physics.chem-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{2W2JX53ULW3KJ6D3ZHF3SX7SZ7}

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	2026-05-18T01:41:45.028676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5b49bf7745db6a4f87bc9cbb95ff2cfc8912ca4ad1c7c6aeb6f08df966a8a97

Aliases

arxiv: 1506.06505 · arxiv_version: 1506.06505v1 · doi: 10.48550/arxiv.1506.06505 · pith_short_12: 2W2JX53ULW3K · pith_short_16: 2W2JX53ULW3KJ6D3 · pith_short_8: 2W2JX53U

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/2W2JX53ULW3KJ6D3ZHF3SX7SZ7 \
  | 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: d5b49bf7745db6a4f87bc9cbb95ff2cfc8912ca4ad1c7c6aeb6f08df966a8a97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ef632dbe83cd962b4e3fc1e4728aee77684fcc80e6d014e70b4355125a051bb",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-06-22T08:52:50Z",
    "title_canon_sha256": "83b8f52bb4922b27be8a079e957710553f25a5f2e7e8e77539c84435d03146d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06505",
    "kind": "arxiv",
    "version": 1
  }
}