Pith Number

pith:WT7YVDDR

pith:2018:WT7YVDDRANXHQH6G3UI7K43P6C

not attested not anchored not stored refs pending

Measuring the Boiling Point of the Vacuum of Quantum Electrodynamics

Andreas Ringwald, Anthony Hartin, Natalia Tapia

arxiv:1807.10670 v2 · 2018-07-27 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WT7YVDDRANXHQH6G3UI7K43P6C}

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	2026-05-17T23:41:46.253718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4ff8a8c71036e781fc6dd11f5736ff09746ade6843455b28d6d328d8d2f5fc8

Aliases

arxiv: 1807.10670 · arxiv_version: 1807.10670v2 · doi: 10.48550/arxiv.1807.10670 · pith_short_12: WT7YVDDRANXH · pith_short_16: WT7YVDDRANXHQH6G · pith_short_8: WT7YVDDR

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/WT7YVDDRANXHQH6G3UI7K43P6C \
  | 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: b4ff8a8c71036e781fc6dd11f5736ff09746ade6843455b28d6d328d8d2f5fc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc6bda839fd8000dd50ac64644bcc67682e0a19f7ae791b3e9a861e60efbf672",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-07-27T15:09:09Z",
    "title_canon_sha256": "6da1b279934583d6b8fe9ecc52720f1957929a02861eccaa3a6d56148679da5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10670",
    "kind": "arxiv",
    "version": 2
  }
}