Pith Number

pith:5MEGADSZ

pith:2011:5MEGADSZ2YWJBFZZW3GMBZMCUT

not attested not anchored not stored refs pending

Coloring link diagrams by Alexander quandles

Yongju Bae

arxiv:1105.3695 v1 · 2011-05-18 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5MEGADSZ2YWJBFZZW3GMBZMCUT}

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	2026-05-18T04:21:52.046352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb08600e59d62c909739b6ccc0e582a4cd00ef92df54fef47669f6970433f90f

Aliases

arxiv: 1105.3695 · arxiv_version: 1105.3695v1 · doi: 10.48550/arxiv.1105.3695 · pith_short_12: 5MEGADSZ2YWJ · pith_short_16: 5MEGADSZ2YWJBFZZ · pith_short_8: 5MEGADSZ

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/5MEGADSZ2YWJBFZZW3GMBZMCUT \
  | 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: eb08600e59d62c909739b6ccc0e582a4cd00ef92df54fef47669f6970433f90f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d474c2c521c0c681f40fbdd864bf28674d1d59bcd1c3c40f2f9ec668cc4ce9dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2011-05-18T17:19:20Z",
    "title_canon_sha256": "949b72b74413d4fbf80b9b2cf377524ce09dd8e9c214953aefcdb245581c09e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3695",
    "kind": "arxiv",
    "version": 1
  }
}