Pith Number

pith:2ANISBFU

pith:2015:2ANISBFUUZBI7W27JVIJKA2EKZ

not attested not anchored not stored refs pending

On Huang and Noor's Open Problem

Faik Gursoy

arxiv:1501.03318 v1 · 2015-01-14 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ANISBFUUZBI7W27JVIJKA2EKZ}

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	2026-05-18T02:29:24.300869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d01a8904b4a6428fdb5f4d509503445665977a8479c0ab319c777ef3319ee4d0

Aliases

arxiv: 1501.03318 · arxiv_version: 1501.03318v1 · doi: 10.48550/arxiv.1501.03318 · pith_short_12: 2ANISBFUUZBI · pith_short_16: 2ANISBFUUZBI7W27 · pith_short_8: 2ANISBFU

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/2ANISBFUUZBI7W27JVIJKA2EKZ \
  | 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: d01a8904b4a6428fdb5f4d509503445665977a8479c0ab319c777ef3319ee4d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5006d276a35d5397c1b0923b3bcc052d1cfd4551726fbbe0511459032ddd0eb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-01-14T11:23:09Z",
    "title_canon_sha256": "d2f4f3c0c727d1a9d5ed03be6796e5604794db7108f7f274656b9a22988f0815"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03318",
    "kind": "arxiv",
    "version": 1
  }
}