Pith Number

pith:T2ILCT5O

pith:2015:T2ILCT5OH5GQ3E54N4TI5MFUO4

not attested not anchored not stored refs pending

Label Placement in Road Maps

Andreas Gemsa, Benjamin Niedermann, Martin N\"ollenburg

arxiv:1501.07188 v1 · 2015-01-28 · cs.CG · 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{T2ILCT5OH5GQ3E54N4TI5MFUO4}

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	2026-05-18T02:28:29.939815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e90b14fae3f4d0d93bc6f268eb0b4771fc3e03467ebfd87946cdd18a663c8e8

Aliases

arxiv: 1501.07188 · arxiv_version: 1501.07188v1 · doi: 10.48550/arxiv.1501.07188 · pith_short_12: T2ILCT5OH5GQ · pith_short_16: T2ILCT5OH5GQ3E54 · pith_short_8: T2ILCT5O

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/T2ILCT5OH5GQ3E54N4TI5MFUO4 \
  | 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: 9e90b14fae3f4d0d93bc6f268eb0b4771fc3e03467ebfd87946cdd18a663c8e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "325b014b4548ddfcabfb323980ca55af5e30f2312387de03fd420eeabd6a0187",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-01-28T16:53:18Z",
    "title_canon_sha256": "ae09e4a19f4c2460ed2e5fa65cad015d44cde6d38f830f66d35436b4dfb809a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07188",
    "kind": "arxiv",
    "version": 1
  }
}