Pith Number

pith:HQ2G542Q

pith:2016:HQ2G542QMZS44LL6HFZCDOQ2WV

not attested not anchored not stored refs pending

Deep Active Contours

Christian Rupprecht, Elizabeth Huaroc, Maximilian Baust, Nassir Navab

arxiv:1607.05074 v1 · 2016-07-18 · 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{HQ2G542QMZS44LL6HFZCDOQ2WV}

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	2026-05-18T01:10:55.986152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c346ef3506665ce2d7e397221ba1ab54ee2fb19eb76b3d24500dbf359ba8a98

Aliases

arxiv: 1607.05074 · arxiv_version: 1607.05074v1 · doi: 10.48550/arxiv.1607.05074 · pith_short_12: HQ2G542QMZS4 · pith_short_16: HQ2G542QMZS44LL6 · pith_short_8: HQ2G542Q

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/HQ2G542QMZS44LL6HFZCDOQ2WV \
  | 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: 3c346ef3506665ce2d7e397221ba1ab54ee2fb19eb76b3d24500dbf359ba8a98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "236d84b5dee3b0810b12c6c2f4554793bbc48682cc40170734db7c4be9886c29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-07-18T13:53:29Z",
    "title_canon_sha256": "50f483f183aee833187ed4025f93e40810d16eda7fcdd52908f68405005b6ed4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05074",
    "kind": "arxiv",
    "version": 1
  }
}