Pith Number

pith:S7FMVTYU

pith:2019:S7FMVTYUOTQA3KEDP26G4ZPZL3

not attested not anchored not stored refs pending

High-flux dual-phase percolation membrane for oxygen separation

Dong Yan, Huixia Luo, Juergen Caro, Lei Shi, Man-Rong Li, Shu Wang, Yuan He, Zhiang Xie

arxiv:1907.01772 v1 · 2019-07-03 · physics.app-ph · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7FMVTYUOTQA3KEDP26G4ZPZL3}

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	2026-05-17T23:41:35.165673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97cacacf1474e00da8837ebc6e65f95eebd4d191822a290892c9f79beded4474

Aliases

arxiv: 1907.01772 · arxiv_version: 1907.01772v1 · doi: 10.48550/arxiv.1907.01772 · pith_short_12: S7FMVTYUOTQA · pith_short_16: S7FMVTYUOTQA3KED · pith_short_8: S7FMVTYU

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/S7FMVTYUOTQA3KEDP26G4ZPZL3 \
  | 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: 97cacacf1474e00da8837ebc6e65f95eebd4d191822a290892c9f79beded4474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "350b7d714b35be72f24d7989eac4e69b5afa638d3187c2cff21f45fd4aed681a",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-07-03T07:17:59Z",
    "title_canon_sha256": "600d2b027fbb44d2c62b2a8b4f2688e8b20608bfb566c58266d19be23eb74aea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01772",
    "kind": "arxiv",
    "version": 1
  }
}