Pith Number

pith:G32OBSTZ

pith:2011:G32OBSTZDHEXOP4KTFOLKYUXRK

not attested not anchored not stored refs pending

Medical Image Reconstruction Using Kernel Based Methods

Amos Sironi

arxiv:1111.5844 v1 · 2011-11-24 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G32OBSTZDHEXOP4KTFOLKYUXRK}

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	2026-05-18T04:07:42.174864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36f4e0ca7919c9773f8a995cb562978aa84e0af83d6b5c7de4a9ea771162f748

Aliases

arxiv: 1111.5844 · arxiv_version: 1111.5844v1 · doi: 10.48550/arxiv.1111.5844 · pith_short_12: G32OBSTZDHEX · pith_short_16: G32OBSTZDHEXOP4K · pith_short_8: G32OBSTZ

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/G32OBSTZDHEXOP4KTFOLKYUXRK \
  | 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: 36f4e0ca7919c9773f8a995cb562978aa84e0af83d6b5c7de4a9ea771162f748

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282b7a04d65e8136abd1e57f2ff7faf080a74a81c3576e5d07c120e5d4967082",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-11-24T20:16:54Z",
    "title_canon_sha256": "cdae1e16ff44fe2c12f95ceca4ff4be6c17b01f5d04e35a7ae5aeac63b6c8189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5844",
    "kind": "arxiv",
    "version": 1
  }
}