Pith Number

pith:VUVFIHHV

pith:2023:VUVFIHHV3DHUHV3KTVM64C7DWW

not attested not anchored not stored refs pending

Quasicrystalline Spin Foam with Matter: Definitions and Examples

Klee Irwin, Marcelo Amaral, Richard Clawson

arxiv:2306.01964 v1 · 2023-06-03 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUVFIHHV3DHUHV3KTVM64C7DWW}

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	2026-07-05T06:17:11.544526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad2a541cf5d8cf43d76a9d59ee0be3b591106069cad65f1be0d1fc4760a0b9aa

Aliases

arxiv: 2306.01964 · arxiv_version: 2306.01964v1 · doi: 10.48550/arxiv.2306.01964 · pith_short_12: VUVFIHHV3DHU · pith_short_16: VUVFIHHV3DHUHV3K · pith_short_8: VUVFIHHV

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/VUVFIHHV3DHUHV3KTVM64C7DWW \
  | 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: ad2a541cf5d8cf43d76a9d59ee0be3b591106069cad65f1be0d1fc4760a0b9aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f56dd9ad06c62099707d4a554eff2043a1c07875b3b58c9952ec687d3688ab75",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-06-03T00:17:06Z",
    "title_canon_sha256": "f34756ce835631aa8d729c0920e5e050a106a33d0cf36dda2566d401e969a4ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.01964",
    "kind": "arxiv",
    "version": 1
  }
}