Pith Number

pith:KIYVUBQU

pith:2012:KIYVUBQULYKKMMMO6VNMLMOX2D

not attested not anchored not stored refs pending

Orientation Determination from Cryo-EM images Using Least Unsquared Deviation

Amit Singer, Lanhui Wang, Zaiwen Wen

arxiv:1211.7045 v2 · 2012-11-29 · cs.LG · math.NA · math.OC · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KIYVUBQULYKKMMMO6VNMLMOX2D}

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	2026-05-18T03:28:29.253695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52315a06145e14a6318ef55ac5b1d7d0e5f6c056fdbee8cd2c5576a2a73b54b7

Aliases

arxiv: 1211.7045 · arxiv_version: 1211.7045v2 · doi: 10.48550/arxiv.1211.7045 · pith_short_12: KIYVUBQULYKK · pith_short_16: KIYVUBQULYKKMMMO · pith_short_8: KIYVUBQU

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/KIYVUBQULYKKMMMO6VNMLMOX2D \
  | 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: 52315a06145e14a6318ef55ac5b1d7d0e5f6c056fdbee8cd2c5576a2a73b54b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c22fa63b3697946543c8bb9c80d2122920e85f236447d9efa5588547d5394b9",
    "cross_cats_sorted": [
      "math.NA",
      "math.OC",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-11-29T20:39:41Z",
    "title_canon_sha256": "16d287dafde25bf7975d9bc33408058aade35a783b6f7f73d05192e70620fffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.7045",
    "kind": "arxiv",
    "version": 2
  }
}