Pith Number

pith:XE626NOQ

pith:2021:XE626NOQNQ2UJDK75GDDYRKI5F

not attested not anchored not stored refs pending

Coloring Discrete Manifolds

Oliver Knill

arxiv:2106.14374 v1 · 2021-06-28 · 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{XE626NOQNQ2UJDK75GDDYRKI5F}

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.

Cited by

1 paper in Pith

A Complete Classification of Discrete $d$-Pseudomanifolds with at Most $2d+7$ Vertices

Receipt and verification

First computed	2026-07-05T02:52:50.073711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b93daf35d06c35448d5fe9863c4548e97700e3b15811d79364ffe51a72866b18

Aliases

arxiv: 2106.14374 · arxiv_version: 2106.14374v1 · doi: 10.48550/arxiv.2106.14374 · pith_short_12: XE626NOQNQ2U · pith_short_16: XE626NOQNQ2UJDK7 · pith_short_8: XE626NOQ

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/XE626NOQNQ2UJDK75GDDYRKI5F \
  | 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: b93daf35d06c35448d5fe9863c4548e97700e3b15811d79364ffe51a72866b18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "255dd5255a82614876cb7895c2566d2410e20e03e50b60c9fd7e72ce571506fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2021-06-28T02:38:12Z",
    "title_canon_sha256": "2d29e392ae86512277ea37970d51be643e96dae215b5cae7d29104d14f87c091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14374",
    "kind": "arxiv",
    "version": 1
  }
}