Pith Number

pith:4XVAYKG3

pith:2018:4XVAYKG3E2RKK3WCQBGIE5DJ35

not attested not anchored not stored refs pending

Interior X-ray diffraction tomography with low-resolution exterior information

Alexander Katsevich, Shuo Pang, Zheyuan Zhu

arxiv:1807.08005 v2 · 2018-07-20 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XVAYKG3E2RKK3WCQBGIE5DJ35}

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	2026-05-17T23:57:02.793624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5ea0c28db26a2a56ec2804c827469df7fd73d2553e4dcc8b13d2186dfe8ae2c

Aliases

arxiv: 1807.08005 · arxiv_version: 1807.08005v2 · doi: 10.48550/arxiv.1807.08005 · pith_short_12: 4XVAYKG3E2RK · pith_short_16: 4XVAYKG3E2RKK3WC · pith_short_8: 4XVAYKG3

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/4XVAYKG3E2RKK3WCQBGIE5DJ35 \
  | 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: e5ea0c28db26a2a56ec2804c827469df7fd73d2553e4dcc8b13d2186dfe8ae2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d59a89ed246c81e52308b623abdf1dbe43ab7d27adfd5ce0ac626db523e2a69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-07-20T19:04:35Z",
    "title_canon_sha256": "b3275979249b5a53e916ee972f70917a56d63cd793876d6d44a4257884e94b0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08005",
    "kind": "arxiv",
    "version": 2
  }
}