Pith Number

pith:NGNTDRAS

pith:2016:NGNTDRASCLITQCD3B6MJXQS6FP

not attested not anchored not stored refs pending

Placement Delivery Array Design through Strong Edge Coloring of Bipartite Graphs

Minquan Cheng, Qifa Yan, Qingchun Chen, Xiaohu Tang

arxiv:1609.02985 v1 · 2016-09-10 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGNTDRASCLITQCD3B6MJXQS6FP}

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	2026-05-18T00:23:57.079174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

699b31c41212d138087b0f989bc25e2bf7463097833dc873668edc23fb9fed5a

Aliases

arxiv: 1609.02985 · arxiv_version: 1609.02985v1 · doi: 10.48550/arxiv.1609.02985 · pith_short_12: NGNTDRASCLIT · pith_short_16: NGNTDRASCLITQCD3 · pith_short_8: NGNTDRAS

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/NGNTDRASCLITQCD3B6MJXQS6FP \
  | 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: 699b31c41212d138087b0f989bc25e2bf7463097833dc873668edc23fb9fed5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945f289e13d98116d67587102fed4efb338e1ddf63ab44532078b3267c41527a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-09-10T01:35:52Z",
    "title_canon_sha256": "5fc9d65df778c3d802b45fbb38785be14ac3fc4422d4026e02854a5115efdee9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02985",
    "kind": "arxiv",
    "version": 1
  }
}