Pith Number

pith:DICOQUZ5

pith:2015:DICOQUZ55Q2PNEQFBI3PKIEDFR

not attested not anchored not stored refs pending

Topological Integer Additive Set-Graceful Graphs

K. A. Germina, K. P. Chithra, N. K. Sudev

arxiv:1506.01240 v1 · 2015-06-03 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DICOQUZ55Q2PNEQFBI3PKIEDFR}

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	2026-05-18T01:28:55.433641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a04e8533dec34f692050a36f520832c79d67fc71bd9f49c8c7356cc8841c1d2

Aliases

arxiv: 1506.01240 · arxiv_version: 1506.01240v1 · doi: 10.48550/arxiv.1506.01240 · pith_short_12: DICOQUZ55Q2P · pith_short_16: DICOQUZ55Q2PNEQF · pith_short_8: DICOQUZ5

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/DICOQUZ55Q2PNEQFBI3PKIEDFR \
  | 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: 1a04e8533dec34f692050a36f520832c79d67fc71bd9f49c8c7356cc8841c1d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5205aef345199e9e7d695a0f3b562c42345be556851be5c8a8a50e6363442397",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2015-06-03T13:17:30Z",
    "title_canon_sha256": "a08316a400f067355b345d68a788c84af5140f61f8f07ff4d46d7d58f777b3db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01240",
    "kind": "arxiv",
    "version": 1
  }
}