Pith Number

pith:3ULT7PMA

pith:2019:3ULT7PMAQ3MYHE7WFJOXNHL7PS

not attested not anchored not stored refs pending

Characterizing nonlocal dispersion compensation in deployed telecommunications fiber

Alexander Ling, Christian Kurtsiefer, Hou Shun Poh, James A. Grieve, Yicheng Shi

arxiv:1901.02204 v1 · 2019-01-08 · 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{3ULT7PMAQ3MYHE7WFJOXNHL7PS}

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	2026-05-17T23:47:26.691263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd173fbd8086d98393f62a5d769d7f7ca717d0b9df6a8ad5245fa0d7ee0a0b53

Aliases

arxiv: 1901.02204 · arxiv_version: 1901.02204v1 · doi: 10.48550/arxiv.1901.02204 · pith_short_12: 3ULT7PMAQ3MY · pith_short_16: 3ULT7PMAQ3MYHE7W · pith_short_8: 3ULT7PMA

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/3ULT7PMAQ3MYHE7WFJOXNHL7PS \
  | 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: dd173fbd8086d98393f62a5d769d7f7ca717d0b9df6a8ad5245fa0d7ee0a0b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4778014c14c64b813cf87cd2111460419a2a3883944b992421d45fd320c883fc",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-08T08:30:10Z",
    "title_canon_sha256": "ee1a7f0ff5e4580cac098e7428e0e02ea9d96f985bd920fefcab6239ec1ad24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02204",
    "kind": "arxiv",
    "version": 1
  }
}