Pith Number

pith:S2DH25RZ

pith:2018:S2DH25RZHM2QMQB5N4V4QWNQ7N

not attested not anchored not stored refs pending

Push recovery with stepping strategy based on time-projection control

Auke J. Ijspeert, Hamed Razavi, Salman Faraji

arxiv:1801.02151 v1 · 2018-01-07 · 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{S2DH25RZHM2QMQB5N4V4QWNQ7N}

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	2026-05-18T00:26:34.695581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96867d76393b3506403d6f2bc859b0fb43c08a532d85ef59ebdbc561d4a22f57

Aliases

arxiv: 1801.02151 · arxiv_version: 1801.02151v1 · doi: 10.48550/arxiv.1801.02151 · pith_short_12: S2DH25RZHM2Q · pith_short_16: S2DH25RZHM2QMQB5 · pith_short_8: S2DH25RZ

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/S2DH25RZHM2QMQB5N4V4QWNQ7N \
  | 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: 96867d76393b3506403d6f2bc859b0fb43c08a532d85ef59ebdbc561d4a22f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f4aefb71603c9a54a87f0f4777280b2c433fc41958d7e93f16389e37c05424f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-01-07T07:15:47Z",
    "title_canon_sha256": "68ec7e63773317b5295de9f14680ccb77467eeb7ed9f86578325bb23e2fea25a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02151",
    "kind": "arxiv",
    "version": 1
  }
}