Pith Number

pith:YVSABPOB

pith:2016:YVSABPOBFDFTQQEM6UFT2ONCXA

not attested not anchored not stored refs pending

Improved Algorithms for Decremental Single-Source Reachability on Directed Graphs

Danupon Nanongkai, Monika Henzinger, Sebastian Krinninger

arxiv:1612.03856 v1 · 2016-12-12 · 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{YVSABPOBFDFTQQEM6UFT2ONCXA}

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	2026-05-18T00:55:18.201581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c56400bdc128cb38408cf50b3d39a2b8085e47cc5fce3aa42020d76af564673a

Aliases

arxiv: 1612.03856 · arxiv_version: 1612.03856v1 · doi: 10.48550/arxiv.1612.03856 · pith_short_12: YVSABPOBFDFT · pith_short_16: YVSABPOBFDFTQQEM · pith_short_8: YVSABPOB

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/YVSABPOBFDFTQQEM6UFT2ONCXA \
  | 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: c56400bdc128cb38408cf50b3d39a2b8085e47cc5fce3aa42020d76af564673a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e21ad232e70698b8a97c48878bb536f634c74db9c43da60cae39d8eb76b05ec6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-12-12T19:14:47Z",
    "title_canon_sha256": "110324da0e618f62ce092e53fed9ba30db6c84f9f69dc95873a207835a3490fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03856",
    "kind": "arxiv",
    "version": 1
  }
}