Pith Number

pith:FBNBF4WQ

pith:2017:FBNBF4WQNJAAVEDFINTYMAWKPS

not attested not anchored not stored refs pending

Tree sums of maximal connected spaces

Adam Barto\v{s}

arxiv:1706.04024 v2 · 2017-06-13 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBNBF4WQNJAAVEDFINTYMAWKPS}

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	2026-05-17T23:59:25.264525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

285a12f2d06a400a906543678602ca7cae6ef4f6a302792b9c0f3862d5480275

Aliases

arxiv: 1706.04024 · arxiv_version: 1706.04024v2 · doi: 10.48550/arxiv.1706.04024 · pith_short_12: FBNBF4WQNJAA · pith_short_16: FBNBF4WQNJAAVEDF · pith_short_8: FBNBF4WQ

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/FBNBF4WQNJAAVEDFINTYMAWKPS \
  | 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: 285a12f2d06a400a906543678602ca7cae6ef4f6a302792b9c0f3862d5480275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b58b8bba9f7cceb6d3174f5a86d2db67d6a7ed020ca6cb59a913049389cae72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2017-06-13T12:32:21Z",
    "title_canon_sha256": "28e9519da98b1ad15ecbbe2fdadf2892cb6aa3467ec7d04c08f3ddc56c9e4f03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04024",
    "kind": "arxiv",
    "version": 2
  }
}