Pith Number

pith:NYIORY7S

pith:2007:NYIORY7STEUAQPHJU5UZLJMCX5

not attested not anchored not stored refs pending

Addendum to: Commensurations of the Johnson kernel

Dan Margalit, Tara E. Brendle

arxiv:0710.3089 v1 · 2007-10-16 · math.GT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYIORY7STEUAQPHJU5UZLJMCX5}

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	2026-05-18T02:38:19.356464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e10e8e3f29928083ce9a76995a582bf6aa2b4f821a184e9d600787adfd598d8

Aliases

arxiv: 0710.3089 · arxiv_version: 0710.3089v1 · doi: 10.48550/arxiv.0710.3089 · pith_short_12: NYIORY7STEUA · pith_short_16: NYIORY7STEUAQPHJ · pith_short_8: NYIORY7S

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/NYIORY7STEUAQPHJU5UZLJMCX5 \
  | 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: 6e10e8e3f29928083ce9a76995a582bf6aa2b4f821a184e9d600787adfd598d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a5a413f23483249dba2bae4f918c01217c61b030052905a234874588dd70ad6",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2007-10-16T15:28:45Z",
    "title_canon_sha256": "d0b6f9dd4ecaa5f039a59d799a2782985bdf5a3d47c7a25fb3ee016979a25c8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.3089",
    "kind": "arxiv",
    "version": 1
  }
}