Pith Number

pith:NXB6R2VD

pith:2019:NXB6R2VDGHHXW6F2J66RMD5XGK

not attested not anchored not stored refs pending

Aspects of the QCD $\theta$-vacuum

Feng-Kun Guo, Thomas Vonk, Ulf-G. Mei{\ss}ner

arxiv:1905.06141 v2 · 2019-05-15 · hep-th · hep-lat · hep-ph · nucl-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{NXB6R2VDGHHXW6F2J66RMD5XGK}

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.

Cited by

1 paper in Pith

Photonic Exceptional Points in Holography and QCD

Receipt and verification

First computed	2026-07-05T00:41:28.306748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dc3e8eaa331cf7b78ba4fbd160fb732b1644517260ce201d95ec6e2cfa8c23d

Aliases

arxiv: 1905.06141 · arxiv_version: 1905.06141v2 · doi: 10.48550/arxiv.1905.06141 · pith_short_12: NXB6R2VDGHHX · pith_short_16: NXB6R2VDGHHXW6F2 · pith_short_8: NXB6R2VD

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/NXB6R2VDGHHXW6F2J66RMD5XGK \
  | 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: 6dc3e8eaa331cf7b78ba4fbd160fb732b1644517260ce201d95ec6e2cfa8c23d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15529d5cb2e47d339e107aa443ccd09851100184555d216e7f26273d0aecb5ad",
    "cross_cats_sorted": [
      "hep-lat",
      "hep-ph",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-05-15T12:42:49Z",
    "title_canon_sha256": "167b32a7fc6d8762129cd9c5dcfd9686b897fd8c208d9435819de3780345c0fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06141",
    "kind": "arxiv",
    "version": 2
  }
}