Pith Number

pith:FF27RD4P

pith:2017:FF27RD4PXKZNS3L3JPR34CE3BS

not attested not anchored not stored refs pending

Relative Camera Pose Estimation Using Convolutional Neural Networks

Esa Rahtu, Iaroslav Melekhov, Juha Ylioinas, Juho Kannala

arxiv:1702.01381 v3 · 2017-02-05 · 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{FF27RD4PXKZNS3L3JPR34CE3BS}

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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	2026-05-18T00:39:18.042442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2975f88f8fbab2d96d7b4be3be089b0c84c7467a11bb4c80fbd2a764d0f68c7f

Aliases

arxiv: 1702.01381 · arxiv_version: 1702.01381v3 · doi: 10.48550/arxiv.1702.01381 · pith_short_12: FF27RD4PXKZN · pith_short_16: FF27RD4PXKZNS3L3 · pith_short_8: FF27RD4P

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/FF27RD4PXKZNS3L3JPR34CE3BS \
  | 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: 2975f88f8fbab2d96d7b4be3be089b0c84c7467a11bb4c80fbd2a764d0f68c7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72cd27d9eeddc5ca352cae73f6fb80094dd9216a9c0ded95a052549fef02107a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-05T08:53:24Z",
    "title_canon_sha256": "1a7d08031600ea45ec098407cb0d44c370c70019c46e56376cebe1e12a45dfdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01381",
    "kind": "arxiv",
    "version": 3
  }
}