Pith Number

pith:7V2YT2H2

pith:2015:7V2YT2H23HK7QL5ACRXVF645O5

not attested not anchored not stored refs pending

Femtosecond structural transformation of phase-change materials far from equilibrium monitored by coherent phonons

Alexander V. Kolobov, Junji Tominaga, Kirill Mitrofanov, Muneaki Hase, Paul Fons

arxiv:1509.08187 v1 · 2015-09-28 · cond-mat.mtrl-sci · 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{7V2YT2H23HK7QL5ACRXVF645O5}

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	2026-05-18T01:31:54.550183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd7589e8fad9d5f82fa0146f52fb9d774b83956a6c7c53071e744368c1f34441

Aliases

arxiv: 1509.08187 · arxiv_version: 1509.08187v1 · doi: 10.48550/arxiv.1509.08187 · pith_short_12: 7V2YT2H23HK7 · pith_short_16: 7V2YT2H23HK7QL5A · pith_short_8: 7V2YT2H2

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/7V2YT2H23HK7QL5ACRXVF645O5 \
  | 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: fd7589e8fad9d5f82fa0146f52fb9d774b83956a6c7c53071e744368c1f34441

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e76509bbde9f86ee5b9e3256b91e7248d09a4aa7af9482e76d4d0f1ab9dd3f7",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-09-28T03:55:49Z",
    "title_canon_sha256": "23e9554b04644a3c07b681f32ae1fb6c901a52fc2907f1872171aa8dd9bb7b98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08187",
    "kind": "arxiv",
    "version": 1
  }
}