Pith Number

pith:YOBQYJCZ

pith:2019:YOBQYJCZBPHYNAC4FNAVXRZ5NM

not attested not anchored not stored refs pending

A Time-Segmented Consortium Blockchain for Robotic Event Registration

Lu\'is A. Alexandre, Miguel Fernandes

arxiv:1904.04306 v2 · 2019-04-08 · 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{YOBQYJCZBPHYNAC4FNAVXRZ5NM}

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	2026-05-17T23:46:17.840421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3830c24590bcf86805c2b415bc73d6b16a2cd1992e9653b3cc843f00cdd6c08

Aliases

arxiv: 1904.04306 · arxiv_version: 1904.04306v2 · doi: 10.48550/arxiv.1904.04306 · pith_short_12: YOBQYJCZBPHY · pith_short_16: YOBQYJCZBPHYNAC4 · pith_short_8: YOBQYJCZ

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/YOBQYJCZBPHYNAC4FNAVXRZ5NM \
  | 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: c3830c24590bcf86805c2b415bc73d6b16a2cd1992e9653b3cc843f00cdd6c08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0be6db81d6b8756c08b0b619ff3b2ee3ddc9f26c3c8145dc2748b9bdbda8183e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-04-08T19:14:10Z",
    "title_canon_sha256": "a08d5d1b751a53b4398b4e27a01b5e6ddb286a1c95bd7ed02d325a24698e6edd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04306",
    "kind": "arxiv",
    "version": 2
  }
}