Pith Number

pith:SEM5B5QU

pith:2025:SEM5B5QUIVWUIZJSEWXS6UXLLV

not attested not anchored not stored refs pending

Filtered Topology and Persistence in Stable Homotopy

John Miller

arxiv:2505.02772 v1 · 2025-05-05 · math.AT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SEM5B5QUIVWUIZJSEWXS6UXLLV}

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	2026-07-05T10:58:42.794169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9119d0f614456d44653225af2f52eb5d41da5e04c7b66b0f7efe5addb7c15569

Aliases

arxiv: 2505.02772 · arxiv_version: 2505.02772v1 · doi: 10.48550/arxiv.2505.02772 · pith_short_12: SEM5B5QUIVWU · pith_short_16: SEM5B5QUIVWUIZJS · pith_short_8: SEM5B5QU

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/SEM5B5QUIVWUIZJSEWXS6UXLLV \
  | 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: 9119d0f614456d44653225af2f52eb5d41da5e04c7b66b0f7efe5addb7c15569

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70d611f4c7959d257ba6d30968684c612f8ac41849c134b6ab5dfce9cd2538e2",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2025-05-05T16:32:29Z",
    "title_canon_sha256": "3159f8e2a3896c1711a555fc4b65079bb9d34156381788c8cdd4ba5e6c5acacf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.02772",
    "kind": "arxiv",
    "version": 1
  }
}