Pith Number

pith:7JMFRIEC

pith:2021:7JMFRIEC6POV6FVSY7JQ4EGZRV

not attested not anchored not stored refs pending

System for multi-robotic exploration of underground environments CTU-CRAS-NORLAB in the DARPA Subterranean Challenge

Daniel He\v{r}t, Dominic Baril, Fran\c{c}ois Pomerleau, Jan Bayer, Jan Faigl, Karel Zimmermann, Martin Pecka, Martin Saska, Mat\v{e}j Petrl\'ik, Maxime Vaidis, Pavel Petr\'a\v{c}ek, Petr \v{C}\'i\v{z}ek, Teymur Azayev, Tom\'a\v{s} B\'a\v{c}a, Tom\'a\v{s} Krajn\'ik, Tom\'a\v{s} Pet\v{r}\'i\v{c}ek, Tom\'a\v{s} Rou\v{c}ek, Tom\'a\v{s} Svoboda, V\'it Kr\'atk\'y, Vladim\'ir Kubelka, Vojt\v{e}ch Spurn\'y, Vojt\v{e}ch \v{S}alansk\'y

arxiv:2110.05911 v1 · 2021-10-12 · 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{7JMFRIEC6POV6FVSY7JQ4EGZRV}

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	2026-07-05T03:22:08.358984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa5858a082f3dd5f16b2c7d30e10d98d4d0163e06ff8373766e842bfd5a51d8b

Aliases

arxiv: 2110.05911 · arxiv_version: 2110.05911v1 · doi: 10.48550/arxiv.2110.05911 · pith_short_12: 7JMFRIEC6POV · pith_short_16: 7JMFRIEC6POV6FVS · pith_short_8: 7JMFRIEC

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/7JMFRIEC6POV6FVSY7JQ4EGZRV \
  | 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: fa5858a082f3dd5f16b2c7d30e10d98d4d0163e06ff8373766e842bfd5a51d8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1d4408e73a8ad74e4c2100e861e64ee1e87ea5c341cc3e399edee0292df5fc9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-10-12T11:43:48Z",
    "title_canon_sha256": "1e76e0f93d5a2d4d33626d20932e2c82698a5d23881ddb19db4d48e736df9103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.05911",
    "kind": "arxiv",
    "version": 1
  }
}