Pith Number

pith:O7ZSF3FX

pith:2014:O7ZSF3FXAF7QLDJYATEYZDQ27T

not attested not anchored not stored refs pending

Generalised column removal for graded homomorphisms between Specht modules

Liron Speyer, Matthew Fayers

arxiv:1404.4415 v2 · 2014-04-17 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7ZSF3FXAF7QLDJYATEYZDQ27T}

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	2026-05-18T01:09:49.896041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f322ecb7017f058d3804c98c8e1afcfef5bec12c207258580152e8bf2eb06a

Aliases

arxiv: 1404.4415 · arxiv_version: 1404.4415v2 · doi: 10.48550/arxiv.1404.4415 · pith_short_12: O7ZSF3FXAF7Q · pith_short_16: O7ZSF3FXAF7QLDJY · pith_short_8: O7ZSF3FX

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/O7ZSF3FXAF7QLDJYATEYZDQ27T \
  | 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: 77f322ecb7017f058d3804c98c8e1afcfef5bec12c207258580152e8bf2eb06a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "126eaa5406bb5000ea86ff43dcee41c66377d68a9427b7ecd79eb0d337fcfe5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2014-04-17T02:23:07Z",
    "title_canon_sha256": "503907b3ae536b35c2b5534a9d5a79eed7b693fba5e9b1b0503b5aadbf5abf69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4415",
    "kind": "arxiv",
    "version": 2
  }
}