Pith Number

pith:MLZFCPA7

pith:2017:MLZFCPA7JZ6CAEUJR4HIJLIRFZ

not attested not anchored not stored refs pending

Optical coherence of $^{166}$Er:$^{7}$LiYF$_4$ crystal below 1 Kelvin

Alexey A. Kalachev, Dmitriy Sholokhov, Nadezhda Kukharchyk, Pavel A. Bushev, Stella L. Korableva

arxiv:1703.07621 v2 · 2017-03-22 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MLZFCPA7JZ6CAEUJR4HIJLIRFZ}

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	2026-05-18T00:21:28.615439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62f2513c1f4e7c2012898f0e84ad112e56dbfb622fa57fcdc1523be8d72c579b

Aliases

arxiv: 1703.07621 · arxiv_version: 1703.07621v2 · doi: 10.48550/arxiv.1703.07621 · pith_short_12: MLZFCPA7JZ6C · pith_short_16: MLZFCPA7JZ6CAEUJ · pith_short_8: MLZFCPA7

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/MLZFCPA7JZ6CAEUJR4HIJLIRFZ \
  | 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: 62f2513c1f4e7c2012898f0e84ad112e56dbfb622fa57fcdc1523be8d72c579b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "894feb26ed26520c306f4221645cecad90f808c55f8bb8f4cf2726157903f39c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-03-22T12:30:55Z",
    "title_canon_sha256": "3ef2f9e3e626a2d9fb39c6440ca49d3488fd5e9b77107ca5830757b5a22340e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07621",
    "kind": "arxiv",
    "version": 2
  }
}