Pith Number

pith:TCNLT552

pith:2016:TCNLT5527FNRE6QCGMVB5ZX7FN

not attested not anchored not stored refs pending

On the conjecture of Wood and projective homogeneity

Jan P. Boro\'nski, Michel Smith

arxiv:1607.04105 v2 · 2016-07-14 · 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{TCNLT5527FNRE6QCGMVB5ZX7FN}

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	2026-05-18T00:35:55.625404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

989ab9f7baf95b127a02332a1ee6ff2b74133884dbd1d83a3fe23ace947cd56d

Aliases

arxiv: 1607.04105 · arxiv_version: 1607.04105v2 · doi: 10.48550/arxiv.1607.04105 · pith_short_12: TCNLT5527FNR · pith_short_16: TCNLT5527FNRE6QC · pith_short_8: TCNLT552

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/TCNLT5527FNRE6QCGMVB5ZX7FN \
  | 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: 989ab9f7baf95b127a02332a1ee6ff2b74133884dbd1d83a3fe23ace947cd56d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1e9965341a71db0c7653266239f944975046d146a932047fb99d12d17a398a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2016-07-14T12:25:07Z",
    "title_canon_sha256": "c27b9839363cd24d32d98f72cc22c96333e7e877e18d29ac091b0de6c4d984bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04105",
    "kind": "arxiv",
    "version": 2
  }
}