Pith Number

pith:D4XDDZNL

pith:2017:D4XDDZNLOGWKAPSGJGBPMYYOAF

not attested not anchored not stored refs pending

On Structural Parameterizations of the Edge Disjoint Paths Problem

M. S. Ramanujan, Robert Ganian, Sebastian Ordyniak

arxiv:1711.02076 v1 · 2017-11-06 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4XDDZNLOGWKAPSGJGBPMYYOAF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:31:14.440970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f2e31e5ab71aca03e464982f6630e0172b92f74e61601ad53ff5d2243118f4a

Aliases

arxiv: 1711.02076 · arxiv_version: 1711.02076v1 · doi: 10.48550/arxiv.1711.02076 · pith_short_12: D4XDDZNLOGWK · pith_short_16: D4XDDZNLOGWKAPSG · pith_short_8: D4XDDZNL

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/D4XDDZNLOGWKAPSGJGBPMYYOAF \
  | 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: 1f2e31e5ab71aca03e464982f6630e0172b92f74e61601ad53ff5d2243118f4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05ca50441346c12a7d85e79d9dab700cb011c7714ab4edbfd260f4c806282408",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-11-06T18:43:18Z",
    "title_canon_sha256": "6cf29af92768dbb82a41af176c2cd68774b7a51033064e8ac2615676d9bef541"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02076",
    "kind": "arxiv",
    "version": 1
  }
}