Pith Number

pith:HHKIRUHF

pith:2021:HHKIRUHFRTXXL4GKL4JFSAON6S

not attested not anchored not stored refs pending

A Unified Framework of Bundle Adjustment and Feature Matching for High-Resolution Satellite Images

Rongjun Qin, Xiao Ling, Xu Huang

arxiv:2107.00598 v1 · 2021-07-01 · 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{HHKIRUHFRTXXL4GKL4JFSAON6S}

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	2026-07-05T02:54:26.392279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39d488d0e58cef75f0ca5f125901cdf4ae8efb1c025b74a5e402570a56be1c1f

Aliases

arxiv: 2107.00598 · arxiv_version: 2107.00598v1 · doi: 10.48550/arxiv.2107.00598 · pith_short_12: HHKIRUHFRTXX · pith_short_16: HHKIRUHFRTXXL4GK · pith_short_8: HHKIRUHF

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/HHKIRUHFRTXXL4GKL4JFSAON6S \
  | 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: 39d488d0e58cef75f0ca5f125901cdf4ae8efb1c025b74a5e402570a56be1c1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "905d7df997e4e8c1282926b4811eace99750d77aeaeb6b3b85e655f5e577127b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-01T16:40:25Z",
    "title_canon_sha256": "62c520b991757f0df518cf8d83057a4ef3552b6ecc26d4b1359e53e364bc6bf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.00598",
    "kind": "arxiv",
    "version": 1
  }
}