Pith Number

pith:4SJDK2FO

pith:2013:4SJDK2FO4ENNGW7INDINBNS7UV

not attested not anchored not stored refs pending

Picosecond opto-acoustic interferometry and polarimetry in high-index GaAs

A. S. Salasyuk, A. V. Akimov, A. V. Scherbakov, D. R. Yakovlev, J. V. J\"ager, M. Bayer, M. Bombeck, T. L. Linnik, V. E. Gusev

arxiv:1304.7754 v1 · 2013-04-29 · cond-mat.mtrl-sci · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SJDK2FO4ENNGW7INDINBNS7UV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:26:53.211225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4923568aee11ad35be868d0d0b65fa5711ec619be6c44d4b2ad28d75b2ded47

Aliases

arxiv: 1304.7754 · arxiv_version: 1304.7754v1 · doi: 10.48550/arxiv.1304.7754 · pith_short_12: 4SJDK2FO4ENN · pith_short_16: 4SJDK2FO4ENNGW7I · pith_short_8: 4SJDK2FO

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/4SJDK2FO4ENNGW7INDINBNS7UV \
  | 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: e4923568aee11ad35be868d0d0b65fa5711ec619be6c44d4b2ad28d75b2ded47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e933114479921abf6db1e23ad397d6668ea105a24258a787e2fb5c28f8fc1462",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-04-29T19:44:07Z",
    "title_canon_sha256": "47761cca662e5d9347dae646e3eb49d2c0b2616fc94a0f040aab868bab25b8cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7754",
    "kind": "arxiv",
    "version": 1
  }
}