Pith Number

pith:26NT3HAJ

pith:2017:26NT3HAJFIKDXVIGEZVMEVVGMG

not attested not anchored not stored refs pending

Micro Fourier Transform Profilometry ($\mu$FTP): 3D shape measurement at 10,000 frames per second

Anand Asundi, Chao Zuo, Lei Huang, Qian Chen, Shijie Feng, Tianyang Tao

arxiv:1705.10930 v1 · 2017-05-31 · physics.ins-det · cs.CV · 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{26NT3HAJFIKDXVIGEZVMEVVGMG}

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	2026-05-18T00:30:04.090074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d79b3d9c092a143bd506266ac256a661a98c954e1739c127c1e8680f5d9057d2

Aliases

arxiv: 1705.10930 · arxiv_version: 1705.10930v1 · doi: 10.48550/arxiv.1705.10930 · pith_short_12: 26NT3HAJFIKD · pith_short_16: 26NT3HAJFIKDXVIG · pith_short_8: 26NT3HAJ

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/26NT3HAJFIKDXVIGEZVMEVVGMG \
  | 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: d79b3d9c092a143bd506266ac256a661a98c954e1739c127c1e8680f5d9057d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9f3d7debe895c77c5535ca84d4bc79975447a908a26ac9b4daa492e43eff4f2",
    "cross_cats_sorted": [
      "cs.CV",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2017-05-31T03:09:11Z",
    "title_canon_sha256": "400eb7f6ae29e190e83dfe0e63646c6a55835b39d8b2a20d98d130df634514fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10930",
    "kind": "arxiv",
    "version": 1
  }
}