Pith Number

pith:OUCH3D5N

pith:2018:OUCH3D5N6V7MYXV47DC6JQ2HLS

not attested not anchored not stored refs pending

Image Labeling with Markov Random Fields and Conditional Random Fields

Shangxuan Wu, Xinshuo Weng

arxiv:1811.11323 v2 · 2018-11-28 · 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{OUCH3D5N6V7MYXV47DC6JQ2HLS}

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	2026-05-17T23:45:52.473813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75047d8fadf57ecc5ebcf8c5e4c3475cb0c7c29830982b9574c022e03a0e6a8d

Aliases

arxiv: 1811.11323 · arxiv_version: 1811.11323v2 · doi: 10.48550/arxiv.1811.11323 · pith_short_12: OUCH3D5N6V7M · pith_short_16: OUCH3D5N6V7MYXV4 · pith_short_8: OUCH3D5N

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/OUCH3D5N6V7MYXV47DC6JQ2HLS \
  | 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: 75047d8fadf57ecc5ebcf8c5e4c3475cb0c7c29830982b9574c022e03a0e6a8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65ece7ddf22ac7b1b9ae2f4fd70cc3bbeecf30557c81fdbefa5d3cb88d88042d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-28T00:36:58Z",
    "title_canon_sha256": "1568c9b7e9009fb4106e3863bbcf0765a68c31d41ff83999cacbdcd6ddcaa91a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11323",
    "kind": "arxiv",
    "version": 2
  }
}