Pith Number

pith:D3HLZZGG

pith:2025:D3HLZZGG5PC5ANTY7H35SWOPIJ

not attested not anchored not stored refs pending

Advancements in Degenerate Distributed Feedback Lasing

Albert Herrero-Parareda, Filippo Capolino, Nathaniel Furman

arxiv:2508.15955 v1 · 2025-08-21 · 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{D3HLZZGG5PC5ANTY7H35SWOPIJ}

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	2026-07-05T11:57:23.712911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ecebce4c6ebc5d03678f9f7d959cf427e7e063a27ae51db84071bb6edd3a8c0

Aliases

arxiv: 2508.15955 · arxiv_version: 2508.15955v1 · doi: 10.48550/arxiv.2508.15955 · pith_short_12: D3HLZZGG5PC5 · pith_short_16: D3HLZZGG5PC5ANTY · pith_short_8: D3HLZZGG

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/D3HLZZGG5PC5ANTY7H35SWOPIJ \
  | 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: 1ecebce4c6ebc5d03678f9f7d959cf427e7e063a27ae51db84071bb6edd3a8c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a63db751c4ede5d4616ba1b2aa1b05b7005910a59901086a5e12b918a2a716a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-08-21T20:46:53Z",
    "title_canon_sha256": "bcc2ec920a2fc8b92f0bd884968665d14cf10a54c08e73b00b431686a38167c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.15955",
    "kind": "arxiv",
    "version": 1
  }
}