Pith Number

pith:NFVONLOP

pith:2015:NFVONLOPYPQHLIZNLX2XNBY4MW

not attested not anchored not stored refs pending

Strange products of projections

Adam Paszkiewicz, Eva Kopeck\'a

arxiv:1508.05029 v1 · 2015-08-20 · 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{NFVONLOPYPQHLIZNLX2XNBY4MW}

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	2026-05-18T01:34:59.893009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

696ae6adcfc3e075a32d5df576871c65bb9ce43ba840725e239e45efa4966440

Aliases

arxiv: 1508.05029 · arxiv_version: 1508.05029v1 · doi: 10.48550/arxiv.1508.05029 · pith_short_12: NFVONLOPYPQH · pith_short_16: NFVONLOPYPQHLIZN · pith_short_8: NFVONLOP

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/NFVONLOPYPQHLIZNLX2XNBY4MW \
  | 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: 696ae6adcfc3e075a32d5df576871c65bb9ce43ba840725e239e45efa4966440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83d9f5dd67b537bf6f24a72b42f53a0d36caebd91d093e7aae16d6f7bd93ad12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-08-20T16:22:50Z",
    "title_canon_sha256": "4d771867ee2d621ec05872470b818b5606b3af9ddd9842f241e98f1b291672c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05029",
    "kind": "arxiv",
    "version": 1
  }
}