Pith Number

pith:GGRCZFU7

pith:2026:GGRCZFU77SZYPT7HXYRM74V65E

not attested not anchored not stored refs pending

An Oriented Street--Roberts Conjecture

David Gepner, Hadrian Heine

arxiv:2606.29373 v1 · 2026-06-28 · math.AT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGRCZFU77SZYPT7HXYRM74V65E}

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	2026-06-30T01:18:03.326372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31a22c969ffcb387cfe7be22cff2bee92d25dbb0ddafc295ae9d8d4000c75324

Aliases

arxiv: 2606.29373 · arxiv_version: 2606.29373v1 · doi: 10.48550/arxiv.2606.29373 · pith_short_12: GGRCZFU77SZY · pith_short_16: GGRCZFU77SZYPT7H · pith_short_8: GGRCZFU7

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/GGRCZFU77SZYPT7HXYRM74V65E \
  | 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: 31a22c969ffcb387cfe7be22cff2bee92d25dbb0ddafc295ae9d8d4000c75324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a279f7dd6750cfe236a59489d2cf23d07022f32ddc4bbda97cb894eb3d6856a5",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2026-06-28T12:38:54Z",
    "title_canon_sha256": "20a5649fe87d8e0d680dfaa7653ffc061163312c0c7cf1a59d8d20e401091c3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29373",
    "kind": "arxiv",
    "version": 1
  }
}