Pith Number

pith:7RPW3N6K

pith:2016:7RPW3N6KQ6UYQZ5FHFBHSDGVCT

not attested not anchored not stored refs pending

Exotic finite functorial semi-norms on singular homology

Clara Loeh, Daniel Fauser

arxiv:1605.04093 v1 · 2016-05-13 · 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{7RPW3N6KQ6UYQZ5FHFBHSDGVCT}

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	2026-05-17T23:50:16.645976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc5f6db7ca87a98867a53942790cd514f00ee6f0b407e3dc364576d9efb1d3d5

Aliases

arxiv: 1605.04093 · arxiv_version: 1605.04093v1 · doi: 10.48550/arxiv.1605.04093 · pith_short_12: 7RPW3N6KQ6UY · pith_short_16: 7RPW3N6KQ6UYQZ5F · pith_short_8: 7RPW3N6K

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/7RPW3N6KQ6UYQZ5FHFBHSDGVCT \
  | 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: fc5f6db7ca87a98867a53942790cd514f00ee6f0b407e3dc364576d9efb1d3d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c6e68694775a62d8255606a7a0ac7caf7dd4ec2fd121cd1e43fd302c53a673f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-05-13T09:15:09Z",
    "title_canon_sha256": "c73b8304f533d5023229ef1638a1d79a6a469ea3d1c300673c9882fb00008f75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04093",
    "kind": "arxiv",
    "version": 1
  }
}