Pith Number

pith:OR2F7YNQ

pith:2019:OR2F7YNQ3AGHWBDMGVWYTH5Y3O

not attested not anchored not stored refs pending

Semantic Relational Object Tracking

Amy Loutfi, Andreas Persson, Luc De Raedt, Pedro Zuidberg Dos Martires

arxiv:1902.09937 v1 · 2019-02-26 · 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{OR2F7YNQ3AGHWBDMGVWYTH5Y3O}

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	2026-05-17T23:42:13.673072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74745fe1b0d80c7b046c356d899fb8db9b8ba0dc9a1ea51e0fbdf882943d952b

Aliases

arxiv: 1902.09937 · arxiv_version: 1902.09937v1 · doi: 10.48550/arxiv.1902.09937 · pith_short_12: OR2F7YNQ3AGH · pith_short_16: OR2F7YNQ3AGHWBDM · pith_short_8: OR2F7YNQ

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/OR2F7YNQ3AGHWBDMGVWYTH5Y3O \
  | 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: 74745fe1b0d80c7b046c356d899fb8db9b8ba0dc9a1ea51e0fbdf882943d952b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c31e68e91b6272dbbff063c099daec45071e4963aa7392a7ca4628cb1a756cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-02-26T14:00:30Z",
    "title_canon_sha256": "5cdf16634e878c241b860b5540ae54cd8385e7047c6da7aad15059191c006068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09937",
    "kind": "arxiv",
    "version": 1
  }
}