Pith Number

pith:IDBUVSXU

pith:2017:IDBUVSXUF3MPYRRIMKOHGREZYT

not attested not anchored not stored refs pending

Compact Environment-Invariant Codes for Robust Visual Place Recognition

Gaurav Pandey, Unnat Jain, Vinay P. Namboodiri

arxiv:1709.08103 v1 · 2017-09-23 · 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{IDBUVSXUF3MPYRRIMKOHGREZYT}

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	2026-05-18T00:34:27.986332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40c34acaf42ed8fc4628629c734499c4cb5194071027e1660e548639722d97cb

Aliases

arxiv: 1709.08103 · arxiv_version: 1709.08103v1 · doi: 10.48550/arxiv.1709.08103 · pith_short_12: IDBUVSXUF3MP · pith_short_16: IDBUVSXUF3MPYRRI · pith_short_8: IDBUVSXU

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/IDBUVSXUF3MPYRRIMKOHGREZYT \
  | 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: 40c34acaf42ed8fc4628629c734499c4cb5194071027e1660e548639722d97cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0498b3d09f94d0d7d6e7be019ff942929f08398078954df3056ffddf9174363b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-23T19:08:47Z",
    "title_canon_sha256": "38ff4d01a8e0cd3dbb589c921b3788af66d4ffeffd6c4b9a3f6088c4b1b52c20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08103",
    "kind": "arxiv",
    "version": 1
  }
}