Pith Number

pith:4LFND73X

pith:2026:4LFND73XPJ2OJNZ3VCRNGR2JDN

not attested not anchored not stored refs pending

SERF: Spatiotemporal Environment and Robot Feature Map for Long-Horizon Mobile Manipulation

Byeonghyun Pak, Kehan Long, Nikolay Atanasov, Sunghwan Kim, Yulun Tian

arxiv:2606.12956 v1 · 2026-06-11 · 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{4LFND73XPJ2OJNZ3VCRNGR2JDN}

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	2026-06-12T01:09:35.468574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2cad1ff777a74e4b73ba8a2d347491b4580bbbdeebefae568def10c4d976950

Aliases

arxiv: 2606.12956 · arxiv_version: 2606.12956v1 · doi: 10.48550/arxiv.2606.12956 · pith_short_12: 4LFND73XPJ2O · pith_short_16: 4LFND73XPJ2OJNZ3 · pith_short_8: 4LFND73X

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/4LFND73XPJ2OJNZ3VCRNGR2JDN \
  | 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: e2cad1ff777a74e4b73ba8a2d347491b4580bbbdeebefae568def10c4d976950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc955dbd3001508904a87847be823ecf41d5d32959742a153dad35829a8b94b2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-11T06:29:49Z",
    "title_canon_sha256": "3c151a9bf9c25fd43bf0a746a3e9a4e16a13c86913e76c2c605718e55768ae68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.12956",
    "kind": "arxiv",
    "version": 1
  }
}