Pith Number

pith:ZFPF5F6I

pith:2017:ZFPF5F6IEWB2HRROBSUX2IBQLZ

not attested not anchored not stored refs pending

On the DLW Conjectures

Xiang-dong Hou

arxiv:1701.05214 v1 · 2017-01-18 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFPF5F6IEWB2HRROBSUX2IBQLZ}

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	2026-05-18T00:52:30.513190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c95e5e97c82583a3c62e0ca97d20305e4eb743d626bac2d3de1bef8bb7aeda3a

Aliases

arxiv: 1701.05214 · arxiv_version: 1701.05214v1 · doi: 10.48550/arxiv.1701.05214 · pith_short_12: ZFPF5F6IEWB2 · pith_short_16: ZFPF5F6IEWB2HRRO · pith_short_8: ZFPF5F6I

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/ZFPF5F6IEWB2HRROBSUX2IBQLZ \
  | 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: c95e5e97c82583a3c62e0ca97d20305e4eb743d626bac2d3de1bef8bb7aeda3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f32e2ee4a125906ba0d9e9f6a1d65824d92806a8d3b584fcc028cf472db70cc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-18T19:37:50Z",
    "title_canon_sha256": "32f572f3e3ba48b03f480768dd10826190397c3d6db0868ec7d3bd469fd0afc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05214",
    "kind": "arxiv",
    "version": 1
  }
}