Pith Number

pith:DBHK5JS4

pith:2017:DBHK5JS4L6SR6ZGT7DYDW2AGFB

not attested not anchored not stored refs pending

PageNet: Page Boundary Extraction in Historical Handwritten Documents

Bill Barrett, Brian Davis, Chris Tensmeyer, Curtis Wigington, Iain Lee

arxiv:1709.01618 v1 · 2017-09-05 · 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{DBHK5JS4L6SR6ZGT7DYDW2AGFB}

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	2026-05-18T00:35:54.750979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

184eaea65c5fa51f64d3f8f03b6806284ea0fe5a96025ed6aa5f3d636abc9296

Aliases

arxiv: 1709.01618 · arxiv_version: 1709.01618v1 · doi: 10.48550/arxiv.1709.01618 · pith_short_12: DBHK5JS4L6SR · pith_short_16: DBHK5JS4L6SR6ZGT · pith_short_8: DBHK5JS4

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/DBHK5JS4L6SR6ZGT7DYDW2AGFB \
  | 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: 184eaea65c5fa51f64d3f8f03b6806284ea0fe5a96025ed6aa5f3d636abc9296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945580336977efe72a59a06eb1d1d59cf3b2153aa66d771c01095742ff47c7d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-05T22:54:49Z",
    "title_canon_sha256": "0ac0bb8593ef58f8310f3a013a5a73964d1aec00c23f5bbcaf3e1e7884c5d216"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01618",
    "kind": "arxiv",
    "version": 1
  }
}