Pith Number

pith:MDWDZNEP

pith:2017:MDWDZNEPGLCAU37AZ65LHWVQMY

not attested not anchored not stored refs pending

Centimeter-scale superfine three-dimensional printing with femtosecond laser two-photon polymerization

Jian Xu, Jia Qi, Peng Wang, Wei Chu, Wenbo Li, Ya Cheng, Yuanxin Tan

arxiv:1802.01650 v1 · 2017-12-11 · 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{MDWDZNEPGLCAU37AZ65LHWVQMY}

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	2026-05-18T00:24:21.794971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60ec3cb48f32c40a6fe0cfbab3dab0661af753f509eab4e0542823963a0180d2

Aliases

arxiv: 1802.01650 · arxiv_version: 1802.01650v1 · doi: 10.48550/arxiv.1802.01650 · pith_short_12: MDWDZNEPGLCA · pith_short_16: MDWDZNEPGLCAU37A · pith_short_8: MDWDZNEP

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/MDWDZNEPGLCAU37AZ65LHWVQMY \
  | 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: 60ec3cb48f32c40a6fe0cfbab3dab0661af753f509eab4e0542823963a0180d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "295053182fccdff4497bc2c6403a172d1d1cb08632d5db3db75a13c3ae202164",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-12-11T15:22:34Z",
    "title_canon_sha256": "2f7746e10afa1d3d1a1fb249327e90433c1ee4103f6b2d90a1463cf4549056fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01650",
    "kind": "arxiv",
    "version": 1
  }
}