Pith Number

pith:YBICE4W7

pith:2020:YBICE4W7LZVMSHULQ3QHRA4IM6

not attested not anchored not stored refs pending

Dynamic complexity of Reachability: How many changes can we handle?

Anish Mukherjee, Anuj Tawari, Nils Vortmeier, Pankaj Kumar, Samir Datta, Thomas Zeume

arxiv:2004.12739 v1 · 2020-04-27 · cs.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBICE4W7LZVMSHULQ3QHRA4IM6}

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.

Cited by

1 paper in Pith

PEdger++: Practical Edge Detection via Assembling Cross Information

Receipt and verification

First computed	2026-07-05T00:58:18.081335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0502272df5e6ac91e8b86e078838867a6a6c5a6f63204383a4e3e844cad84d8

Aliases

arxiv: 2004.12739 · arxiv_version: 2004.12739v1 · doi: 10.48550/arxiv.2004.12739 · pith_short_12: YBICE4W7LZVM · pith_short_16: YBICE4W7LZVMSHUL · pith_short_8: YBICE4W7

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/YBICE4W7LZVMSHULQ3QHRA4IM6 \
  | 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: c0502272df5e6ac91e8b86e078838867a6a6c5a6f63204383a4e3e844cad84d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb0b7f4e47fb736753911fc4590044f66c692fcb265759de9674f0f8465614dc",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2020-04-27T12:27:37Z",
    "title_canon_sha256": "c983ae7c53d5cc5d4ee40f11947c0008b7b2ce705957bcf165179b77cd382d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.12739",
    "kind": "arxiv",
    "version": 1
  }
}