Pith Number

pith:F5C6C2AS

pith:2016:F5C6C2ASALMJHT3LOJS44ZSSDW

not attested not anchored not stored refs pending

Critical Placements of a Square or Circle amidst Trajectories for Junction Detection

Ingo van Duijn, Irina Kostitsyna, Maarten L\"offler, Marc van Kreveld

arxiv:1607.05347 v1 · 2016-07-18 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5C6C2ASALMJHT3LOJS44ZSSDW}

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	2026-05-18T01:10:55.178506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f45e1681202d893cf6b7265ce66521d998c524c635a4979e22f181ceb46e0e1

Aliases

arxiv: 1607.05347 · arxiv_version: 1607.05347v1 · doi: 10.48550/arxiv.1607.05347 · pith_short_12: F5C6C2ASALMJ · pith_short_16: F5C6C2ASALMJHT3L · pith_short_8: F5C6C2AS

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/F5C6C2ASALMJHT3LOJS44ZSSDW \
  | 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: 2f45e1681202d893cf6b7265ce66521d998c524c635a4979e22f181ceb46e0e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "210bddc650f0eaa458df56d4f8ae8c2ee27adf6c8ad591fcdeb78eff10e65642",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-07-18T22:52:01Z",
    "title_canon_sha256": "147562151193e5951d37c374f3cbdc89eb2825a47026f4d89a3d84d1c7f1d73e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05347",
    "kind": "arxiv",
    "version": 1
  }
}