Pith Number

pith:KUPHTHAI

pith:2017:KUPHTHAISC2V4ZDPIGEBA4AOMP

not attested not anchored not stored refs pending

NIC-Planar Graphs

Christian Bachmaier, Daniel Neuwirth, Franz J. Brandenburg, Josef Reislhuber, Kathrin Hanauer

arxiv:1701.04375 v3 · 2017-01-16 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUPHTHAISC2V4ZDPIGEBA4AOMP}

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	2026-05-18T00:31:23.935491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

551e799c0890b55e646f418810700e63fd335cb9b76f17db7d4087ff1015fdec

Aliases

arxiv: 1701.04375 · arxiv_version: 1701.04375v3 · doi: 10.48550/arxiv.1701.04375 · pith_short_12: KUPHTHAISC2V · pith_short_16: KUPHTHAISC2V4ZDP · pith_short_8: KUPHTHAI

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/KUPHTHAISC2V4ZDPIGEBA4AOMP \
  | 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: 551e799c0890b55e646f418810700e63fd335cb9b76f17db7d4087ff1015fdec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18e816f8245ec7e26890a971bbfa21bdd37da7cba41c09b49c283237f8bce7ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-01-16T18:02:29Z",
    "title_canon_sha256": "e096904f6ae3a14c76cb37d306fe5e2faed06760866d09455752130e77724b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04375",
    "kind": "arxiv",
    "version": 3
  }
}