Pith Number

pith:PCL5IZHO

pith:2016:PCL5IZHO4TN2JVLU4CJSJLT5KR

not attested not anchored not stored refs pending

Overlay Text Extraction From TV News Broadcast

Prithwijit Guha, Raghvendra Kannao

arxiv:1604.00470 v1 · 2016-04-02 · 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{PCL5IZHO4TN2JVLU4CJSJLT5KR}

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	2026-05-18T01:17:49.523193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7897d464eee4dba4d574e09324ae7d546d9abfce8045b4b94c5090d18765d96d

Aliases

arxiv: 1604.00470 · arxiv_version: 1604.00470v1 · doi: 10.48550/arxiv.1604.00470 · pith_short_12: PCL5IZHO4TN2 · pith_short_16: PCL5IZHO4TN2JVLU · pith_short_8: PCL5IZHO

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/PCL5IZHO4TN2JVLU4CJSJLT5KR \
  | 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: 7897d464eee4dba4d574e09324ae7d546d9abfce8045b4b94c5090d18765d96d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d086c13ea64ae4d690f657ca6b63099353e11909e8557900fb6af4cbe03dc04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-04-02T07:28:23Z",
    "title_canon_sha256": "5f6157cb7af9aef441922df2a5628aea65e72a965f99727f158ca98da316e7d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00470",
    "kind": "arxiv",
    "version": 1
  }
}