Pith Number

pith:OF5NODXP

pith:2014:OF5NODXPFE7M6WSH2FZZG7KCHY

not attested not anchored not stored refs pending

The rotate-plus-shift C-arm trajectory: Complete CT data with less than 180{\deg} rotation

Jan Kuntz, Ludwig Ritschl, Marc Kachelrie{\ss}

arxiv:1408.2617 v1 · 2014-08-12 · 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{OF5NODXPFE7M6WSH2FZZG7KCHY}

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	2026-05-18T01:55:08.375135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

717ad70eef293ecf5a47d173937d423e032c945b9178a192927655c6eeb9dc30

Aliases

arxiv: 1408.2617 · arxiv_version: 1408.2617v1 · doi: 10.48550/arxiv.1408.2617 · pith_short_12: OF5NODXPFE7M · pith_short_16: OF5NODXPFE7M6WSH · pith_short_8: OF5NODXP

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/OF5NODXPFE7M6WSH2FZZG7KCHY \
  | 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: 717ad70eef293ecf5a47d173937d423e032c945b9178a192927655c6eeb9dc30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "549c610d076bbcde4969dde45100161346ec8ab07c25a923604350d9add24ab4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2014-08-12T05:01:18Z",
    "title_canon_sha256": "f2a796934368e286324e38e477dc3b33ee7a0d674d7cf51fbe37a91f46230cc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2617",
    "kind": "arxiv",
    "version": 1
  }
}