Pith Number

pith:GKUNQW2L

pith:2011:GKUNQW2LOAS7ROJQXEXFS23JAE

not attested not anchored not stored refs pending

Femtosecond pulses in a dense two-level medium: Spectral transformations, transient processes, and collisional dynamics

Denis Novitsky

arxiv:1107.3637 v1 · 2011-07-19 · 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{GKUNQW2LOAS7ROJQXEXFS23JAE}

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	2026-05-18T04:17:24.315906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32a8d85b4b7025f8b930b92e596b690119cac465423a964febd11ea2a3320752

Aliases

arxiv: 1107.3637 · arxiv_version: 1107.3637v1 · doi: 10.48550/arxiv.1107.3637 · pith_short_12: GKUNQW2LOAS7 · pith_short_16: GKUNQW2LOAS7ROJQ · pith_short_8: GKUNQW2L

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/GKUNQW2LOAS7ROJQXEXFS23JAE \
  | 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: 32a8d85b4b7025f8b930b92e596b690119cac465423a964febd11ea2a3320752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f1d535fd818059f9b75c0890de276630e47e18d69b361b820482ff34252576",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-07-19T07:19:23Z",
    "title_canon_sha256": "f0a5a5a31f06602053f1fe7c61edd8e1d9970e14051491e41fe7df7f848b24c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3637",
    "kind": "arxiv",
    "version": 1
  }
}