Pith Number

pith:SBQPSKTE

pith:2012:SBQPSKTEXEXNOZHEVLKEKCQENG

not attested not anchored not stored refs pending

Optimal Fillings - A new spatial subdivision problem related to packing and covering

Carolyn L. Phillips, Elizabeth R. Chen, Joshua A. Anderson, Sharon C. Glotzer

arxiv:1208.5752 v1 · 2012-08-28 · math.OC · cond-mat.soft · 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{SBQPSKTEXEXNOZHEVLKEKCQENG}

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	2026-05-18T03:46:57.856606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9060f92a64b92ed764e4aad4450a0469955522485285de14738fd72ac00639b8

Aliases

arxiv: 1208.5752 · arxiv_version: 1208.5752v1 · doi: 10.48550/arxiv.1208.5752 · pith_short_12: SBQPSKTEXEXN · pith_short_16: SBQPSKTEXEXNOZHE · pith_short_8: SBQPSKTE

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/SBQPSKTEXEXNOZHEVLKEKCQENG \
  | 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: 9060f92a64b92ed764e4aad4450a0469955522485285de14738fd72ac00639b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df5474dc6d7e87f7a5a2e0f6af6f7caa65d6f078039cb3a37971b4c1c9f5ed95",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-08-28T19:15:33Z",
    "title_canon_sha256": "7326b63ecdba15f06dc3c34c47ab725cd062c3982d79cbf98a811bcd3101ab72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5752",
    "kind": "arxiv",
    "version": 1
  }
}