Pith Number

pith:RXCJAMSG

pith:2010:RXCJAMSGF6NJCML7MIJC6BPEU4

not attested not anchored not stored refs pending

Nielsen equalizer theory

P. Christopher Staecker

arxiv:1008.2154 v2 · 2010-08-12 · math.GN · math.AT · 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{RXCJAMSGF6NJCML7MIJC6BPEU4}

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	2026-05-18T03:57:25.417708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dc49032462f9a91317f62122f05e4a72a1194bfa7169bb6c4cf7d3067e7f2d2

Aliases

arxiv: 1008.2154 · arxiv_version: 1008.2154v2 · doi: 10.48550/arxiv.1008.2154 · pith_short_12: RXCJAMSGF6NJ · pith_short_16: RXCJAMSGF6NJCML7 · pith_short_8: RXCJAMSG

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/RXCJAMSGF6NJCML7MIJC6BPEU4 \
  | 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: 8dc49032462f9a91317f62122f05e4a72a1194bfa7169bb6c4cf7d3067e7f2d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b9afcb4d4b6f73522b1264660207a496606ba4a0f3cd536f590cf9214c35ca6",
    "cross_cats_sorted": [
      "math.AT",
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2010-08-12T15:58:18Z",
    "title_canon_sha256": "e6149067885fc937058058b8f5f1e79eb0d6f17c552761c51c1f760f99c2495b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2154",
    "kind": "arxiv",
    "version": 2
  }
}