Pith Number

pith:KTGA4RMV

pith:2017:KTGA4RMVSVF4ZN5SU44D2CAZ2L

not attested not anchored not stored refs pending

Observation of collisions between cold Li atoms and Yb$^+$ ions

H. F\"urst, J. Joger, M. Tomza, N. Ewald, R. Gerritsma, T. Feldker

arxiv:1707.01729 v2 · 2017-07-06 · 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{KTGA4RMVSVF4ZN5SU44D2CAZ2L}

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	2026-05-18T00:32:08.783724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54cc0e4595954bccb7b2a7383d0819d2e85345a6796eb419b90570b4ee2769b0

Aliases

arxiv: 1707.01729 · arxiv_version: 1707.01729v2 · doi: 10.48550/arxiv.1707.01729 · pith_short_12: KTGA4RMVSVF4 · pith_short_16: KTGA4RMVSVF4ZN5S · pith_short_8: KTGA4RMV

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/KTGA4RMVSVF4ZN5SU44D2CAZ2L \
  | 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: 54cc0e4595954bccb7b2a7383d0819d2e85345a6796eb419b90570b4ee2769b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc62bf28d031e65ca2360e527591a1c4217c27589ee618c881e266fa8f217324",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-07-06T11:12:58Z",
    "title_canon_sha256": "44c8916bb3fcc9bf8f43ae01dbe5cc86349db8afeb5e0391c3934070135ebd67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01729",
    "kind": "arxiv",
    "version": 2
  }
}