Pith Number

pith:HVMCD6QP

pith:2018:HVMCD6QP2HL2QAZBA6JRNLJ23H

not attested not anchored not stored refs pending

Discrete FRFT-Based Frame and Frequency Synchronization for Coherent Optical Systems

Octavia Dobre, Oluyemi Omomukuyo, Ramachandran Venkatesan, Shu Zhang, Telex M. N. Ngatched

arxiv:1801.01598 v1 · 2018-01-05 · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVMCD6QP2HL2QAZBA6JRNLJ23H}

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	2026-05-18T00:26:41.714567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d5821fa0fd1d7a80321079316ad3ad9f1303f6b36062336a027dfdbc6696487

Aliases

arxiv: 1801.01598 · arxiv_version: 1801.01598v1 · doi: 10.48550/arxiv.1801.01598 · pith_short_12: HVMCD6QP2HL2 · pith_short_16: HVMCD6QP2HL2QAZB · pith_short_8: HVMCD6QP

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/HVMCD6QP2HL2QAZBA6JRNLJ23H \
  | 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: 3d5821fa0fd1d7a80321079316ad3ad9f1303f6b36062336a027dfdbc6696487

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f36b8140019064efdc14c5a71b6c39707bbf4ddf115c3853a7dd94488a94e6cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-01-05T01:08:17Z",
    "title_canon_sha256": "942b6f3c1f1606e6e9f9b5c2da19f3fa4a813f842910df78d63c71fe710818e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01598",
    "kind": "arxiv",
    "version": 1
  }
}