Pith Number

pith:YXYKBJZX

pith:2019:YXYKBJZXKL3SRGXQ7DZRNHKBFR

not attested not anchored not stored refs pending

Robust quantitative single-exposure laser speckle imaging with true flow speckle contrast in the temporal and spatial domains

Bixin Zeng, Chenge Wang, M. Xu, Weihao Lin, Xin Jin, Yang Zheng, Zili Cao

arxiv:1907.10755 v1 · 2019-05-25 · physics.app-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{YXYKBJZXKL3SRGXQ7DZRNHKBFR}

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	2026-05-17T23:39:34.591104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5f0a0a73752f7289af0f8f3169d412c4ed98bee2d7aae62722f967b137a3f6a

Aliases

arxiv: 1907.10755 · arxiv_version: 1907.10755v1 · doi: 10.48550/arxiv.1907.10755 · pith_short_12: YXYKBJZXKL3S · pith_short_16: YXYKBJZXKL3SRGXQ · pith_short_8: YXYKBJZX

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/YXYKBJZXKL3SRGXQ7DZRNHKBFR \
  | 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: c5f0a0a73752f7289af0f8f3169d412c4ed98bee2d7aae62722f967b137a3f6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "695d0a8f72271a3f29ff697f72ba8f10ca12b953d5a74670a6688c99932ecbf5",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-05-25T01:04:06Z",
    "title_canon_sha256": "b1315cafeaa4ceb2ada19083faab4b42b5271ea1a0525b5e678ff842dac0cd08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10755",
    "kind": "arxiv",
    "version": 1
  }
}