Pith Number

pith:YTDSWQKQ

pith:2012:YTDSWQKQQJQNXAM5WQ7SYPKZZS

not attested not anchored not stored refs pending

Analysis of spatial emission structures in vertical-cavity surface-emitting lasers with feedback of a volume Bragg grating

Thorsten Ackemann, Yoann Noblet

arxiv:1202.0418 v1 · 2012-02-02 · nlin.PS · 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{YTDSWQKQQJQNXAM5WQ7SYPKZZS}

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	2026-05-18T01:58:36.327965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c72b41508260db819db43f2c3d59ccab106e7416dddd726321ec2d22c070f1

Aliases

arxiv: 1202.0418 · arxiv_version: 1202.0418v1 · doi: 10.48550/arxiv.1202.0418 · pith_short_12: YTDSWQKQQJQN · pith_short_16: YTDSWQKQQJQNXAM5 · pith_short_8: YTDSWQKQ

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/YTDSWQKQQJQNXAM5WQ7SYPKZZS \
  | 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: c4c72b41508260db819db43f2c3d59ccab106e7416dddd726321ec2d22c070f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d170d1043a1e4e8935bfeb2fc92086d2a73ad43cac1aabe8d5e663d4d5bd3da5",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2012-02-02T12:12:35Z",
    "title_canon_sha256": "df2cbd5499e90bc20574a2082ddfc5deff4d7e262d5f658a48b16ffc51aa4dfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0418",
    "kind": "arxiv",
    "version": 1
  }
}