Pith Number

pith:YSN67TMP

pith:2019:YSN67TMPBZZBCPPDWU4LXQS2CQ

not attested not anchored not stored refs pending

Inferring Occluded Geometry Improves Performance when Retrieving an Object from Dense Clutter

Andrew Price, Dmitry Berenson, Linyi Jin

arxiv:1907.08770 v2 · 2019-07-20 · cs.RO · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YSN67TMPBZZBCPPDWU4LXQS2CQ}

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	2026-07-05T00:02:28.041912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c49befcd8f0e72113de3b538bbc25a1421353b548bac7acf0658eebd45a5dd35

Aliases

arxiv: 1907.08770 · arxiv_version: 1907.08770v2 · doi: 10.48550/arxiv.1907.08770 · pith_short_12: YSN67TMPBZZB · pith_short_16: YSN67TMPBZZBCPPD · pith_short_8: YSN67TMP

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/YSN67TMPBZZBCPPDWU4LXQS2CQ \
  | 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: c49befcd8f0e72113de3b538bbc25a1421353b548bac7acf0658eebd45a5dd35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "753d595e908a2b895bbbc59474a4ce5f099d368efdc4e5a67bc6242ac2a357a5",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-07-20T06:57:52Z",
    "title_canon_sha256": "a2d191a87c77c508e09aea4db528905b7ff4a783119acc4b9faf865a834417ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08770",
    "kind": "arxiv",
    "version": 2
  }
}