Pith Number

pith:YSDZKSAQ

pith:2018:YSDZKSAQZXQWEOUUGZOPUGGSM6

not attested not anchored not stored refs pending

Sub-Doppler laser cooling of 23Na in gray molasses on the D2 line

Jing Zhang, Lianghui Huang, Pengjun Wang, Zengming Meng, Zhenlian Shi, Ziliang Li

arxiv:1803.05108 v2 · 2018-03-14 · cond-mat.quant-gas · 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{YSDZKSAQZXQWEOUUGZOPUGGSM6}

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	2026-05-17T23:57:41.845964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c487954810cde1623a94365cfa18d26781b87a85d0a217bb2315a2b3bb6e5f7b

Aliases

arxiv: 1803.05108 · arxiv_version: 1803.05108v2 · doi: 10.48550/arxiv.1803.05108 · pith_short_12: YSDZKSAQZXQW · pith_short_16: YSDZKSAQZXQWEOUU · pith_short_8: YSDZKSAQ

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/YSDZKSAQZXQWEOUUGZOPUGGSM6 \
  | 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: c487954810cde1623a94365cfa18d26781b87a85d0a217bb2315a2b3bb6e5f7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcbb9d9f6f6e443915b9253f54c64e7ca88b996daaac0261c0b16255e4e7d4a5",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2018-03-14T02:32:49Z",
    "title_canon_sha256": "9b676eba11611858cb71a3b20e7094870ee7288686a8d14ff1830696b4e08c7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05108",
    "kind": "arxiv",
    "version": 2
  }
}