Pith Number

pith:7FSAMDIE

pith:2017:7FSAMDIE27VKJY3STWGVDOASAY

not attested not anchored not stored refs pending

Nash regulous functions

Wojciech Kucharz

arxiv:1709.09392 v1 · 2017-09-27 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FSAMDIE27VKJY3STWGVDOASAY}

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	2026-05-18T00:34:11.948182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f964060d04d7eaa4e3729d8d51b81206330cfe0c12c8e6a6f8d6be602b06468c

Aliases

arxiv: 1709.09392 · arxiv_version: 1709.09392v1 · doi: 10.48550/arxiv.1709.09392 · pith_short_12: 7FSAMDIE27VK · pith_short_16: 7FSAMDIE27VKJY3S · pith_short_8: 7FSAMDIE

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/7FSAMDIE27VKJY3STWGVDOASAY \
  | 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: f964060d04d7eaa4e3729d8d51b81206330cfe0c12c8e6a6f8d6be602b06468c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53ebcbc5e231b56807ba716a5d00246e67f84e1ec85c29e96e1fbad4383a9f7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-09-27T08:57:28Z",
    "title_canon_sha256": "19f421f06cd67e78da45bb3256021d0c5684d12852f73ee6bd1084952393122c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09392",
    "kind": "arxiv",
    "version": 1
  }
}