Pith Number

pith:NLCTX5FV

pith:2026:NLCTX5FVBNQ5L6Y36JILYDRL2J

not attested not anchored not stored refs pending

Fully Distributed Fiber-Optic Sensing Enabled by Kalman Filtering

Andr\'e Sandmann, Darko Zibar, Florian Azendorf, Francesco Da Ros, Juan M. Marin, Roman Ermakov

arxiv:2608.03667 v1 · 2026-08-04 · 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{NLCTX5FVBNQ5L6Y36JILYDRL2J}

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	2026-08-05T01:36:51.118752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac53bf4b50b61d5fb1bf250bc0e2bd24a91677962f75445773fc02c13d1a603

Aliases

arxiv: 2608.03667 · arxiv_version: 2608.03667v1 · doi: 10.48550/arxiv.2608.03667 · pith_short_12: NLCTX5FVBNQ5 · pith_short_16: NLCTX5FVBNQ5L6Y3 · pith_short_8: NLCTX5FV

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/NLCTX5FVBNQ5L6Y36JILYDRL2J \
  | 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: 6ac53bf4b50b61d5fb1bf250bc0e2bd24a91677962f75445773fc02c13d1a603

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72eeb20fba1107f0ab73c111c090eac0c14ae8d1cb73c3e75fd5a516a71ad49c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-08-04T13:43:57Z",
    "title_canon_sha256": "a34a233405a81c492160d9a81bdb9a514d99181d5a57ffcb7f0158f301f963f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03667",
    "kind": "arxiv",
    "version": 1
  }
}