Pith Number

pith:ZFGHSAJA

pith:2004:ZFGHSAJAIG37J5XYLAHF557CQB

not attested not anchored not stored refs pending

New results on the peak algebra

Kathryn Nyman, Marcelo Aguiar, Rosa Orellana

arxiv:math/0406418 v1 · 2004-06-21 · math.CO · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFGHSAJAIG37J5XYLAHF557CQB}

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	2026-05-18T01:05:26.281849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c94c79012041b7f4f6f8580e5ef7e28064ecb87c7b73bcd11bddd7a63114a0b5

Aliases

arxiv: math/0406418 · arxiv_version: math/0406418v1 · doi: 10.48550/arxiv.math/0406418 · pith_short_12: ZFGHSAJAIG37 · pith_short_16: ZFGHSAJAIG37J5XY · pith_short_8: ZFGHSAJA

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/ZFGHSAJAIG37J5XYLAHF557CQB \
  | 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: c94c79012041b7f4f6f8580e5ef7e28064ecb87c7b73bcd11bddd7a63114a0b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c132ee67a31940b594a2a929aafe06e52317a685068332546d3ad318e5c15d16",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2004-06-21T23:20:54Z",
    "title_canon_sha256": "2e4e39e69ee236eb9c1fd1420176725dc32f130ed56384ff1e3fe4906d2c17c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0406418",
    "kind": "arxiv",
    "version": 1
  }
}