Pith Number

pith:DMQVQ7TV

pith:2012:DMQVQ7TV3H4S25HIFINGVKC3BY

not attested not anchored not stored refs pending

Filter convergence in $\beta\omega$

Jonathan L. Verner

arxiv:1204.3108 v2 · 2012-04-13 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DMQVQ7TV3H4S25HIFINGVKC3BY}

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	2026-05-18T00:26:18.749990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b21587e75d9f92d74e82a1a6aa85b0e1efebe13c20f920cb247157f20366498

Aliases

arxiv: 1204.3108 · arxiv_version: 1204.3108v2 · doi: 10.48550/arxiv.1204.3108 · pith_short_12: DMQVQ7TV3H4S · pith_short_16: DMQVQ7TV3H4S25HI · pith_short_8: DMQVQ7TV

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/DMQVQ7TV3H4S25HIFINGVKC3BY \
  | 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: 1b21587e75d9f92d74e82a1a6aa85b0e1efebe13c20f920cb247157f20366498

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9518b6aec946c44901201b782adf013912dde5c1dfca1f50bef7d8ca0a4239e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-04-13T21:07:24Z",
    "title_canon_sha256": "64dbbd4b49d9b0235941c7d16d8eb55e309b155df30fb435ce962a479204b0d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3108",
    "kind": "arxiv",
    "version": 2
  }
}