Pith Number

pith:MTRPKJ6S

pith:2020:MTRPKJ6SLL6BEQHSD2QF4N73P7

not attested not anchored not stored refs pending

Early Bird: Loop Closures from Opposing Viewpoints for Perceptually-Aliased Indoor Environments

Dhagash Desai, K. Madhava Krishna, Michael Milford, Ravi Kiran Sarvadevabhatla, Satyajit Tourani, Sourav Garg, Udit Singh Parihar

arxiv:2010.01421 v3 · 2020-10-03 · 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{MTRPKJ6SLL6BEQHSD2QF4N73P7}

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	2026-07-05T02:00:49.837970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64e2f527d25afc1240f21ea05e37fb7ff2ccf5901f7c63ad481a91332805fbb9

Aliases

arxiv: 2010.01421 · arxiv_version: 2010.01421v3 · doi: 10.48550/arxiv.2010.01421 · pith_short_12: MTRPKJ6SLL6B · pith_short_16: MTRPKJ6SLL6BEQHS · pith_short_8: MTRPKJ6S

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/MTRPKJ6SLL6BEQHSD2QF4N73P7 \
  | 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: 64e2f527d25afc1240f21ea05e37fb7ff2ccf5901f7c63ad481a91332805fbb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "017ece6182e22dd6025026e03a49ea502c728e729a3c98399e7a0db9c7718536",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-10-03T20:18:55Z",
    "title_canon_sha256": "d0ec4b2460e1a42aedac30a12c6131edd3c2f36f3f0a4e28d47e3be3c14c373c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01421",
    "kind": "arxiv",
    "version": 3
  }
}