Pith Number

pith:DSMIP2AF

pith:2010:DSMIP2AFO33YWWWEK3UT46YMUB

not attested not anchored not stored refs pending

Three remarks on a question of Acz\'el

Orr Shalit

arxiv:1009.0256 v1 · 2010-09-01 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSMIP2AFO33YWWWEK3UT46YMUB}

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	2026-05-18T03:39:53.342689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c9887e80576f78b5ac456e93e7b0ca06bf5e6687bf1cf36cc8cb880785bf44f

Aliases

arxiv: 1009.0256 · arxiv_version: 1009.0256v1 · doi: 10.48550/arxiv.1009.0256 · pith_short_12: DSMIP2AFO33Y · pith_short_16: DSMIP2AFO33YWWWE · pith_short_8: DSMIP2AF

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/DSMIP2AFO33YWWWEK3UT46YMUB \
  | 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: 1c9887e80576f78b5ac456e93e7b0ca06bf5e6687bf1cf36cc8cb880785bf44f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51caa3a42acff24cdf543b22ba812f8df5d292f6a4ecd43dae6c235cc616fd3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2010-09-01T19:37:30Z",
    "title_canon_sha256": "4a638c7d49555b699849056a27a3c0a6048d7363e4a64fb209d41f803fc4ed26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0256",
    "kind": "arxiv",
    "version": 1
  }
}