Pith Number

pith:ECKUTUNK

pith:2018:ECKUTUNKAJJ4FLTSLVMHBIQY36

not attested not anchored not stored refs pending

Observation of bound state self-interaction in a nano-eV atom collider

Amita B. Deb, Eite Tiesinga, Matthew Chilcott, Niels Kj{\ae}rgaard, Ryan Thomas

arxiv:1807.01174 v2 · 2018-07-03 · cond-mat.quant-gas · physics.atom-ph · 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{ECKUTUNKAJJ4FLTSLVMHBIQY36}

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	2026-05-18T00:00:13.049641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

209549d1aa0253c2ae725d5870a218df821fe49454b3caee078c5cb9a1c95fee

Aliases

arxiv: 1807.01174 · arxiv_version: 1807.01174v2 · doi: 10.48550/arxiv.1807.01174 · pith_short_12: ECKUTUNKAJJ4 · pith_short_16: ECKUTUNKAJJ4FLTS · pith_short_8: ECKUTUNK

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/ECKUTUNKAJJ4FLTSLVMHBIQY36 \
  | 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: 209549d1aa0253c2ae725d5870a218df821fe49454b3caee078c5cb9a1c95fee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb3070e9c1f251598779fe179837cac9faa64c02fc75745d587fbfb92e1503a",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2018-07-03T13:30:03Z",
    "title_canon_sha256": "bb636d5a97f702f821ba8729c1be5c1dc62d92106dc68655b25c4b60e7b83e80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01174",
    "kind": "arxiv",
    "version": 2
  }
}