Pith Number

pith:NSLQU6BG

pith:2014:NSLQU6BGWOG44UINAMGZT774MR

not attested not anchored not stored refs pending

Thin Tree Position

Douglas R. Heisterkamp, Jesse Johnson, R. Sean Bowman

arxiv:1408.4074 v1 · 2014-08-15 · math.CO · 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{NSLQU6BGWOG44UINAMGZT774MR}

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	2026-05-18T02:44:57.293549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c970a7826b38dce510d030d99fffc646830638230ba666e517c0a920cbb4898

Aliases

arxiv: 1408.4074 · arxiv_version: 1408.4074v1 · doi: 10.48550/arxiv.1408.4074 · pith_short_12: NSLQU6BGWOG4 · pith_short_16: NSLQU6BGWOG44UIN · pith_short_8: NSLQU6BG

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/NSLQU6BGWOG44UINAMGZT774MR \
  | 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: 6c970a7826b38dce510d030d99fffc646830638230ba666e517c0a920cbb4898

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d720367292d914036e925b0f33592b31d4dc808b654b005fb1f308684804ad77",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-08-15T18:56:22Z",
    "title_canon_sha256": "b1d8fdb1e0a389c494685184ce382636350ab980905b724a326f9ea37e52a220"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4074",
    "kind": "arxiv",
    "version": 1
  }
}