Pith Number

pith:XDR4HJOD

pith:2016:XDR4HJODMODRHU4VUNT7LI7X6N

not attested not anchored not stored refs pending

Improving analytical tomographic reconstructions through consistency conditions

Federica Marone, Filippo Arcadu, Jakob Vogel, Marco Stampanoni

arxiv:1609.06604 v1 · 2016-09-21 · 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{XDR4HJODMODRHU4VUNT7LI7X6N}

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	2026-05-18T01:04:06.387138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8e3c3a5c3638713d395a367f5a3f7f3532deb06b1648769e2d53d0626e9bca4

Aliases

arxiv: 1609.06604 · arxiv_version: 1609.06604v1 · doi: 10.48550/arxiv.1609.06604 · pith_short_12: XDR4HJODMODR · pith_short_16: XDR4HJODMODRHU4V · pith_short_8: XDR4HJOD

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/XDR4HJODMODRHU4VUNT7LI7X6N \
  | 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: b8e3c3a5c3638713d395a367f5a3f7f3532deb06b1648769e2d53d0626e9bca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd4b3bbbfad7e9d9b8e9b35d18a8adedcaac95c871bf5ec6fd629c13549a35c1",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2016-09-21T15:34:39Z",
    "title_canon_sha256": "9f6a85e486911bc12f17adcbec1c97abb565ff51adeada60ba2b819cc989abc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.06604",
    "kind": "arxiv",
    "version": 1
  }
}