Pith Number

pith:HG5UUF7B

pith:2008:HG5UUF7BRDBFJIRYIPUG2OTH7H

not attested not anchored not stored refs pending

Entanglement entropy in SU(N) gauge theory

Alexander Velytsky

arxiv:0809.4502 v1 · 2008-09-25 · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HG5UUF7BRDBFJIRYIPUG2OTH7H}

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	2026-07-04T17:19:54.796718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39bb4a17e188c254a23843e86d3a67f9c4d11d59ae793817ea77e28cfccd2795

Aliases

arxiv: 0809.4502 · arxiv_version: 0809.4502v1 · doi: 10.48550/arxiv.0809.4502 · pith_short_12: HG5UUF7BRDBF · pith_short_16: HG5UUF7BRDBFJIRY · pith_short_8: HG5UUF7B

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/HG5UUF7BRDBFJIRYIPUG2OTH7H \
  | 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: 39bb4a17e188c254a23843e86d3a67f9c4d11d59ae793817ea77e28cfccd2795

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e45a3434c0ade460e023464504d94cafa766475d21564871e46daf30b8c3345",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2008-09-25T20:56:00Z",
    "title_canon_sha256": "3bbcbb3da3a9eeec89463d8db4b896c22beb2755c811d9485791a55ab78fe37c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.4502",
    "kind": "arxiv",
    "version": 1
  }
}