Pith Number

pith:7UHCFNBJ

pith:2016:7UHCFNBJERNYDRQWZGFQ5HUXBD

not attested not anchored not stored refs pending

A practical local tomography reconstruction algorithm based on known subregion

Alessandro Mirone, Michel Desvignes, Pierre Paleo

arxiv:1606.04940 v1 · 2016-06-15 · physics.med-ph · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7UHCFNBJERNYDRQWZGFQ5HUXBD}

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	2026-05-18T01:12:22.305357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd0e22b429245b81c616c98b0e9e9708dd78f1a343a1f1215160f404c9f44bd7

Aliases

arxiv: 1606.04940 · arxiv_version: 1606.04940v1 · doi: 10.48550/arxiv.1606.04940 · pith_short_12: 7UHCFNBJERNY · pith_short_16: 7UHCFNBJERNYDRQW · pith_short_8: 7UHCFNBJ

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/7UHCFNBJERNYDRQWZGFQ5HUXBD \
  | 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: fd0e22b429245b81c616c98b0e9e9708dd78f1a343a1f1215160f404c9f44bd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f0db33c042b159dbdc55185aa33c9d15efb2f334576f5e7a4295f2fbf791f0b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2016-06-15T09:41:11Z",
    "title_canon_sha256": "a8aa174ace17e7747578c7d099f2a653b3bdac47a48c216bab319fec4dc6e7ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.04940",
    "kind": "arxiv",
    "version": 1
  }
}