Pith Number

pith:A4CHVSXO

pith:2023:A4CHVSXOXS2MQ27J2AO7AOOVED

not attested not anchored not stored refs pending

Direct Iterative Reconstruction of Multiple Basis Material Images in Photon-counting Spectral CT

Connor Evans, Ken Sauer, Obaidullah Rahman, Ryan Roeder

arxiv:2309.13397 v2 · 2023-09-23 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4CHVSXOXS2MQ27J2AO7AOOVED}

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	2026-07-05T06:55:06.757004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07047acaeebcb4c86be9d01df039d520f80443d7f5a1029f0d0aedb74dd1d268

Aliases

arxiv: 2309.13397 · arxiv_version: 2309.13397v2 · doi: 10.48550/arxiv.2309.13397 · pith_short_12: A4CHVSXOXS2M · pith_short_16: A4CHVSXOXS2MQ27J · pith_short_8: A4CHVSXO

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/A4CHVSXOXS2MQ27J2AO7AOOVED \
  | 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: 07047acaeebcb4c86be9d01df039d520f80443d7f5a1029f0d0aedb74dd1d268

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a2427f9d9f27af3508ce51deb20b081f172814a357dd4c1a8510332681acc18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-09-23T15:12:46Z",
    "title_canon_sha256": "1f47e9c144a590976e87cd0b3b8e6f915e2f4bba33cc3a480bd6f5f53f9d85cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.13397",
    "kind": "arxiv",
    "version": 2
  }
}