Pith Number

pith:ZJ55I5F3

pith:2026:ZJ55I5F3KNMX3BUDXPE7VYSZBD

not attested not anchored not stored refs pending

Broadband Polarization Compensation with Link Segment Reconstruction for Quantum Optical Links

Erwan Trad, Julien Ch\'ened\'e, Qingyu Shi, Tobias Vogl

arxiv:2607.17400 v1 · 2026-07-19 · quant-ph · 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{ZJ55I5F3KNMX3BUDXPE7VYSZBD}

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	2026-07-21T01:21:31.223497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca7bd474bb53597d8683bbc9fae25908d269808d5a54eacbfc42932d61ca76cf

Aliases

arxiv: 2607.17400 · arxiv_version: 2607.17400v1 · doi: 10.48550/arxiv.2607.17400 · pith_short_12: ZJ55I5F3KNMX · pith_short_16: ZJ55I5F3KNMX3BUD · pith_short_8: ZJ55I5F3

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/ZJ55I5F3KNMX3BUDXPE7VYSZBD \
  | 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: ca7bd474bb53597d8683bbc9fae25908d269808d5a54eacbfc42932d61ca76cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "486a0e91937a51cb24fb73ac24bebab4a051dea4dbc5182b2b672abff379e2e9",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-19T20:22:24Z",
    "title_canon_sha256": "6d73f1149a45ce4411d41eeb70d5eed294a47a568d9b31146adf26cb54961fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17400",
    "kind": "arxiv",
    "version": 1
  }
}