Pith Number

pith:3F6RNSQG

pith:2008:3F6RNSQG6U5STHOHMM4PPCGJMB

not attested not anchored not stored refs pending

Observation of Cold Collisions between Trapped Ions and Trapped Atoms

Andrew T. Grier, Fedja Oru\v{c}evi\'c, Marko Cetina, Vladan Vuleti\'c

arxiv:0808.3620 v2 · 2008-08-27 · 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{3F6RNSQG6U5STHOHMM4PPCGJMB}

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	2026-05-18T02:15:42.644647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d97d16ca06f53b299dc76338f788c9607277fb0ee70dd0f79ef64cf8ed6a801c

Aliases

arxiv: 0808.3620 · arxiv_version: 0808.3620v2 · doi: 10.48550/arxiv.0808.3620 · pith_short_12: 3F6RNSQG6U5S · pith_short_16: 3F6RNSQG6U5STHOH · pith_short_8: 3F6RNSQG

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/3F6RNSQG6U5STHOHMM4PPCGJMB \
  | 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: d97d16ca06f53b299dc76338f788c9607277fb0ee70dd0f79ef64cf8ed6a801c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "925d09880438abaa9ffb610ee14a4fb6451edd643b05f622d37aeb64a4e4ba1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2008-08-27T02:59:22Z",
    "title_canon_sha256": "36c744790fc39e361df8b40a155b58687e69d267357a11136543845dedbd66b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3620",
    "kind": "arxiv",
    "version": 2
  }
}