Pith Number

pith:JTZYZRCH

pith:2008:JTZYZRCH5O3LNA4QDZRCJICCK4

not attested not anchored not stored refs pending

Steiner trees and spanning trees in six-pin soap films

Anushree Roy, Prasun Dutta, S. Pratik Khastgir

arxiv:0806.1340 v1 · 2008-06-08 · cs.CG · cond-mat.other · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTZYZRCH5O3LNA4QDZRCJICCK4}

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	2026-07-04T15:12:10.944670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cf38cc447ebb6b683901e6224a04257346034e6ba8d5db4a9cb1c6ffd4faaa1

Aliases

arxiv: 0806.1340 · arxiv_version: 0806.1340v1 · doi: 10.48550/arxiv.0806.1340 · pith_short_12: JTZYZRCH5O3L · pith_short_16: JTZYZRCH5O3LNA4Q · pith_short_8: JTZYZRCH

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/JTZYZRCH5O3LNA4QDZRCJICCK4 \
  | 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: 4cf38cc447ebb6b683901e6224a04257346034e6ba8d5db4a9cb1c6ffd4faaa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "929157c2bec063cd68fa2f23449771c2c4b1687a66f5533898093a405c98631f",
    "cross_cats_sorted": [
      "cond-mat.other",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2008-06-08T16:58:31Z",
    "title_canon_sha256": "76383059f399e0ee8887d088cefaba92f294308d4053bbc433ee6cae11a2ec2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.1340",
    "kind": "arxiv",
    "version": 1
  }
}