Pith Number

pith:7Z4CV5MZ

pith:2012:7Z4CV5MZUFKRS5QORMFXFQZDJ7

not attested not anchored not stored refs pending

Experimental study of the delayed threshold phenomenon in a semiconductor laser

Abdelkrim El Amili (LAC), Fabien Bretenaker (LAC), Gr\'egory Gredat (LAC), Isabelle Sagnes (LPN), Mehdi Alouini (IPR)

arxiv:1201.3988 v2 · 2012-01-19 · 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{7Z4CV5MZUFKRS5QORMFXFQZDJ7}

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	2026-05-18T01:58:47.024703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe782af599a15519760e8b0b72c3234fe082519e438b7b214582d836756c1067

Aliases

arxiv: 1201.3988 · arxiv_version: 1201.3988v2 · doi: 10.48550/arxiv.1201.3988 · pith_short_12: 7Z4CV5MZUFKR · pith_short_16: 7Z4CV5MZUFKRS5QO · pith_short_8: 7Z4CV5MZ

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/7Z4CV5MZUFKRS5QORMFXFQZDJ7 \
  | 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: fe782af599a15519760e8b0b72c3234fe082519e438b7b214582d836756c1067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16917a5b87149793fec957ffd8cc5f5a830520b5355c13e9835b2a8315c843cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-01-19T07:53:59Z",
    "title_canon_sha256": "4bd7e28db2881b50886fce5e4930d2a86db159d16c3593cc55398a2346564a67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3988",
    "kind": "arxiv",
    "version": 2
  }
}