Pith Number

pith:GNFNC43Z

pith:2017:GNFNC43Z4OWSP6633OXHA34AQ3

not attested not anchored not stored refs pending

[1, 2]-sets and [1, 2]-total Sets in Trees with Algorithms

Amir Kafshdar Goharshady, Mohammad Reza Hooshmandasl, Mohsen Alambardar Meybodi

arxiv:1706.05248 v1 · 2017-06-16 · math.CO · cs.DM · 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{GNFNC43Z4OWSP6633OXHA34AQ3}

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	2026-05-18T00:42:14.333184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

334ad17379e3ad27fbdbdbae706f8086db685ba362e21efa66d787757274cbf6

Aliases

arxiv: 1706.05248 · arxiv_version: 1706.05248v1 · doi: 10.48550/arxiv.1706.05248 · pith_short_12: GNFNC43Z4OWS · pith_short_16: GNFNC43Z4OWSP663 · pith_short_8: GNFNC43Z

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/GNFNC43Z4OWSP6633OXHA34AQ3 \
  | 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: 334ad17379e3ad27fbdbdbae706f8086db685ba362e21efa66d787757274cbf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ebc11ed7ab3ff03082ed35004815cc91595d41f5528df18f90573fd3d5e5e81",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-06-16T12:38:10Z",
    "title_canon_sha256": "9bccc7705112676422cbb17bdb2abb2906dc8f9b5d5a596dd87a42dcc7e3022f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05248",
    "kind": "arxiv",
    "version": 1
  }
}