Pith Number

pith:SDL6UPRJ

pith:2021:SDL6UPRJJN72CUXF7N6QSQENN7

not attested not anchored not stored refs pending

Self-Supervised Camera Self-Calibration from Video

Adrien Gaidon, Greg Shakhnarovich, Igor Vasiljevic, Jiading Fang, Matthew R.Walter, Rares Ambrus, Vitor Guizilini

arxiv:2112.03325 v2 · 2021-12-06 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDL6UPRJJN72CUXF7N6QSQENN7}

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	2026-07-05T04:01:22.050721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d7ea3e294b7fa152e5fb7d09408d6fefdfc21efecb13cf3eb553753e75a1cf

Aliases

arxiv: 2112.03325 · arxiv_version: 2112.03325v2 · doi: 10.48550/arxiv.2112.03325 · pith_short_12: SDL6UPRJJN72 · pith_short_16: SDL6UPRJJN72CUXF · pith_short_8: SDL6UPRJ

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/SDL6UPRJJN72CUXF7N6QSQENN7 \
  | 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: 90d7ea3e294b7fa152e5fb7d09408d6fefdfc21efecb13cf3eb553753e75a1cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc5759833876bbd0066b85a8d6ca922a00077f26920c5e4c62bff411cb67aa20",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-06T19:42:05Z",
    "title_canon_sha256": "088c72f2dc1002838081179f3b1c4e5565b276e2e6254e8ca207394633f9b85b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.03325",
    "kind": "arxiv",
    "version": 2
  }
}