Pith Number

pith:SNJGW2BA

pith:2017:SNJGW2BAU5U75B7ZA76BNKM6MV

not attested not anchored not stored refs pending

Nondestructive testing of grating imperfections using grating-based X-ray phase-contrast imaging

Can Zhang, Shenghao Wang

arxiv:1708.07557 v1 · 2017-08-23 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SNJGW2BAU5U75B7ZA76BNKM6MV}

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	2026-05-18T00:17:30.642022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93526b6820a769fe87f907fc16a99e656fe0113c55c2b10f9d74e4fa6af53f75

Aliases

arxiv: 1708.07557 · arxiv_version: 1708.07557v1 · doi: 10.48550/arxiv.1708.07557 · pith_short_12: SNJGW2BAU5U7 · pith_short_16: SNJGW2BAU5U75B7Z · pith_short_8: SNJGW2BA

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/SNJGW2BAU5U75B7ZA76BNKM6MV \
  | 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: 93526b6820a769fe87f907fc16a99e656fe0113c55c2b10f9d74e4fa6af53f75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91cf809ae0caa4d4380dddf02f765f0af1e331bb251cd87a157b4c948ed096b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2017-08-23T00:42:43Z",
    "title_canon_sha256": "69f59e21a9837d66d8739ca7ed29685c9cca6c26dc618e0fb0469bb7cbb0915c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07557",
    "kind": "arxiv",
    "version": 1
  }
}