Pith Number

pith:F7AUPJ4O

pith:2017:F7AUPJ4OX6JFUE2LERNWE5ON7G

not attested not anchored not stored refs pending

Towards a Topology-Shape-Metrics Framework for Ortho-Radial Drawings

Benjamin Niedermann, Ignaz Rutter, Lukas Barth, Matthias Wolf

arxiv:1703.06040 v1 · 2017-03-17 · cs.DM · 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{F7AUPJ4OX6JFUE2LERNWE5ON7G}

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	2026-05-18T00:48:29.640485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fc147a78ebf925a134b245b6275cdf9b0589f2823eaa3411962c04dc52fa648

Aliases

arxiv: 1703.06040 · arxiv_version: 1703.06040v1 · doi: 10.48550/arxiv.1703.06040 · pith_short_12: F7AUPJ4OX6JF · pith_short_16: F7AUPJ4OX6JFUE2L · pith_short_8: F7AUPJ4O

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/F7AUPJ4OX6JFUE2LERNWE5ON7G \
  | 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: 2fc147a78ebf925a134b245b6275cdf9b0589f2823eaa3411962c04dc52fa648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c90172daee7b7bf731a787b37e2696531ccde12e5f4938973c82e910efb99087",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-03-17T14:53:55Z",
    "title_canon_sha256": "45c8f495978e805738cfbd54a63e2a77cabb18c7b0f9f9bb0ba7d7a5e2806181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06040",
    "kind": "arxiv",
    "version": 1
  }
}