Pith Number

pith:BAAZB7KK

pith:2019:BAAZB7KKC7HE64JTA3MBF3H5FV

not attested not anchored not stored refs pending

Sampling Limits for Electron Tomography with Sparsity-exploiting Reconstructions

David A. Muller, Elliot Padgett, Robert Hovden, Yi Jiang

arxiv:1904.02614 v1 · 2019-04-04 · cs.CV · physics.comp-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{BAAZB7KKC7HE64JTA3MBF3H5FV}

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	2026-05-17T23:49:23.188718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

080190fd4a17ce4f713306d812ecfd2d789cb736ab9092cb8301901068ccd125

Aliases

arxiv: 1904.02614 · arxiv_version: 1904.02614v1 · doi: 10.48550/arxiv.1904.02614 · pith_short_12: BAAZB7KKC7HE · pith_short_16: BAAZB7KKC7HE64JT · pith_short_8: BAAZB7KK

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/BAAZB7KKC7HE64JTA3MBF3H5FV \
  | 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: 080190fd4a17ce4f713306d812ecfd2d789cb736ab9092cb8301901068ccd125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83218b51222e2972d34bb1c1a20e83844a9cbe263e96a368ff4bd0627985c4a5",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-04T15:40:56Z",
    "title_canon_sha256": "abb411ff1565052dc9ff5f24c45ddc9fb6ab00a4d8d14157b6ce092d8654c341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02614",
    "kind": "arxiv",
    "version": 1
  }
}