Pith Number

pith:XW2F4WJ2

pith:2017:XW2F4WJ2YZW7CQ3OXBD5T73JDT

not attested not anchored not stored refs pending

Extended Depth-range Dual-wavelength Interferometry Based on Iterative Two-step Temporal Phase-unwrapping

Canlin Zhou, Minmin Wang, Shuchun Si, Xiaolei Li, Yanjie Li, Zhenkun Lei

arxiv:1704.08139 v1 · 2017-04-26 · physics.ins-det · 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{XW2F4WJ2YZW7CQ3OXBD5T73JDT}

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	2026-05-18T00:23:39.282070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb45e593ac66df1436eb847d9ff691cdd00ac80bc5568c3860b69c2f4691346

Aliases

arxiv: 1704.08139 · arxiv_version: 1704.08139v1 · doi: 10.48550/arxiv.1704.08139 · pith_short_12: XW2F4WJ2YZW7 · pith_short_16: XW2F4WJ2YZW7CQ3O · pith_short_8: XW2F4WJ2

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/XW2F4WJ2YZW7CQ3OXBD5T73JDT \
  | 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: bdb45e593ac66df1436eb847d9ff691cdd00ac80bc5568c3860b69c2f4691346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29170f0b8ed48cdc69aa1b580f208f2dbca641e5b57a8c736fd58cfaeb5e3f85",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2017-04-26T14:30:32Z",
    "title_canon_sha256": "67dc4a11dea136d29234c9a228b84766154674adb1280432215babc8432b171b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08139",
    "kind": "arxiv",
    "version": 1
  }
}