Pith Number

pith:GHZAFGQR

pith:2018:GHZAFGQROOR3KI3R3XBT52YJ47

not attested not anchored not stored refs pending

PURE: Scalable Phase Unwrapping with Spatial Redundant Arcs

Ravi Lanka

arxiv:1805.00321 v2 · 2018-04-19 · cs.OH · cs.CV · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHZAFGQROOR3KI3R3XBT52YJ47}

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	2026-05-18T00:16:53.120084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31f2029a1173a3b52371ddc33eeb09e7d7b88abfeab8a55681d34cceed828348

Aliases

arxiv: 1805.00321 · arxiv_version: 1805.00321v2 · doi: 10.48550/arxiv.1805.00321 · pith_short_12: GHZAFGQROOR3 · pith_short_16: GHZAFGQROOR3KI3R · pith_short_8: GHZAFGQR

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/GHZAFGQROOR3KI3R3XBT52YJ47 \
  | 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: 31f2029a1173a3b52371ddc33eeb09e7d7b88abfeab8a55681d34cceed828348

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1ce04d49cfc85c173b00fe8e7745014ef392702ce67175750813665bf66fdfb",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2018-04-19T06:05:07Z",
    "title_canon_sha256": "008054e93abcf1b533ad6beb7a7522b5116837d289cad2862c8d40e3b3c3e4ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00321",
    "kind": "arxiv",
    "version": 2
  }
}