Pith Number

pith:TNPLA4RD

pith:2018:TNPLA4RDUVH3J7ZYAGTDW6WKQ7

not attested not anchored not stored refs pending

Motivic stable homotopy groups

Daniel C. Isaksen, Paul Arne {\O}stv{\ae}r

arxiv:1811.05729 v2 · 2018-11-14 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TNPLA4RDUVH3J7ZYAGTDW6WKQ7}

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	2026-05-17T23:51:52.320891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b5eb07223a54fb4ff3801a63b7aca87fc083603decfdda4414a75aa264d1859

Aliases

arxiv: 1811.05729 · arxiv_version: 1811.05729v2 · doi: 10.48550/arxiv.1811.05729 · pith_short_12: TNPLA4RDUVH3 · pith_short_16: TNPLA4RDUVH3J7ZY · pith_short_8: TNPLA4RD

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/TNPLA4RDUVH3J7ZYAGTDW6WKQ7 \
  | 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: 9b5eb07223a54fb4ff3801a63b7aca87fc083603decfdda4414a75aa264d1859

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "305de06fdf0965dbe5f3dd28e9fdda31703b220a8babedd8184a73672035407b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2018-11-14T11:21:30Z",
    "title_canon_sha256": "9ab034e5cb949656ccc4a1dd9fe931ce5f073bf90d3d17edd5325d0c8af15b30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05729",
    "kind": "arxiv",
    "version": 2
  }
}