Pith Number

pith:VYUK7SIH

pith:2005:VYUK7SIHPXS2GJLA7FQN7TMHVJ

not attested not anchored not stored refs pending

Hilbert's Program Then and Now

Richard Zach

arxiv:math/0508572 v1 · 2005-08-29 · math.LO · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYUK7SIHPXS2GJLA7FQN7TMHVJ}

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	2026-05-18T02:18:24.152712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae28afc9077de5a32560f960dfcd87aa49a6b0fadc322429b3c3dc67c62b5f4e

Aliases

arxiv: math/0508572 · arxiv_version: math/0508572v1 · doi: 10.48550/arxiv.math/0508572 · pith_short_12: VYUK7SIHPXS2 · pith_short_16: VYUK7SIHPXS2GJLA · pith_short_8: VYUK7SIH

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/VYUK7SIHPXS2GJLA7FQN7TMHVJ \
  | 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: ae28afc9077de5a32560f960dfcd87aa49a6b0fadc322429b3c3dc67c62b5f4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0890a8a79d827b6572f9f8b8d3edfb8dad7ac139b835214dc98d136b4e47fe90",
    "cross_cats_sorted": [
      "math.HO"
    ],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "2005-08-29T16:58:16Z",
    "title_canon_sha256": "5574bc301877d1beee89f24367b97bda8be49573cca1de8948974d4761ed6fe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0508572",
    "kind": "arxiv",
    "version": 1
  }
}