Pith Number

pith:6TVNMM4H

pith:2020:6TVNMM4HAZAJVY2SRUHDGOSTNK

not attested not anchored not stored refs pending

Improved SAR Imaging Via Cross-Learning from Camera Images

Bernard Mulgrew, David Wright, Liam Daniel, Marina Gashinova, Shahzad Gishkori

arxiv:2004.06749 v1 · 2020-04-14 · eess.SP · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TVNMM4HAZAJVY2SRUHDGOSTNK}

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	2026-07-05T02:30:41.294051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4ead6338706409ae3528d0e333a536a90ad00cf3f626692b0912d5d8a64343f

Aliases

arxiv: 2004.06749 · arxiv_version: 2004.06749v1 · doi: 10.48550/arxiv.2004.06749 · pith_short_12: 6TVNMM4HAZAJ · pith_short_16: 6TVNMM4HAZAJVY2S · pith_short_8: 6TVNMM4H

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/6TVNMM4HAZAJVY2SRUHDGOSTNK \
  | 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: f4ead6338706409ae3528d0e333a536a90ad00cf3f626692b0912d5d8a64343f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1c5ee9e7a1cbc5114ef2bd08688cd3b32ef330645cba2d342084609af098fd1",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-04-14T18:24:27Z",
    "title_canon_sha256": "078ba1b8b6198f954902a6f4656be05c244a8c300a25bb6d7f0f1cfb7de01254"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06749",
    "kind": "arxiv",
    "version": 1
  }
}