Pith Number

pith:QOMJLPZR

pith:2017:QOMJLPZRCUGD6LE6W4L66ZK4X3

not attested not anchored not stored refs pending

Spectroscopic Measurement of the Softness of Ultra-Cold Atomic Collisions

Alexander Mil, Gadi Afek, Ido Almog, Jonathan Coslovsky, Nir Davidson

arxiv:1706.09004 v2 · 2017-06-27 · 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{QOMJLPZRCUGD6LE6W4L66ZK4X3}

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	2026-05-18T00:34:17.840117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

839895bf31150c3f2c9eb717ef655cbee20db11bad18ce7909c11a0303211c88

Aliases

arxiv: 1706.09004 · arxiv_version: 1706.09004v2 · doi: 10.48550/arxiv.1706.09004 · pith_short_12: QOMJLPZRCUGD · pith_short_16: QOMJLPZRCUGD6LE6 · pith_short_8: QOMJLPZR

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/QOMJLPZRCUGD6LE6W4L66ZK4X3 \
  | 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: 839895bf31150c3f2c9eb717ef655cbee20db11bad18ce7909c11a0303211c88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfaed8134d8f55854fe153faf35b6c3382d12853324219b05b36c28c8d3cbb38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-06-27T18:39:35Z",
    "title_canon_sha256": "2c7ebe4306ea58760bfb2baae7a30c46151275256a119d404822ca53fac0c708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09004",
    "kind": "arxiv",
    "version": 2
  }
}