Pith Number

pith:OHIDQX7N

pith:2019:OHIDQX7NHOGHUE3HEJVUSGJDL5

not attested not anchored not stored refs pending

Efficient n-to-n Collision Detection for Space Debris using 4D AABB Trees (Extended Report)

Kerianne Hobbs, Stanley Bak

arxiv:1901.10475 v1 · 2019-01-29 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OHIDQX7NHOGHUE3HEJVUSGJDL5}

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	2026-05-17T23:55:06.818154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71d0385fed3b8c7a1367226b4919235f4d0eab84fa0005c6264acc9f4ddd1da7

Aliases

arxiv: 1901.10475 · arxiv_version: 1901.10475v1 · doi: 10.48550/arxiv.1901.10475 · pith_short_12: OHIDQX7NHOGH · pith_short_16: OHIDQX7NHOGHUE3H · pith_short_8: OHIDQX7N

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/OHIDQX7NHOGHUE3HEJVUSGJDL5 \
  | 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: 71d0385fed3b8c7a1367226b4919235f4d0eab84fa0005c6264acc9f4ddd1da7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def2b0c8518a386cb421637f939fb7ada1ee27779aa90f1c3c5ae465c58a77bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-01-29T21:28:03Z",
    "title_canon_sha256": "ba8d56b4b109aef7520ba57c9876879adcc4839f158b80a50e5ee1897a89f99f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10475",
    "kind": "arxiv",
    "version": 1
  }
}