Pith Number

pith:ZQPW2UDN

pith:2018:ZQPW2UDN6T2JOOFPSMSATVTUTS

not attested not anchored not stored refs pending

Dark Energy from Eternal Pair-production of Fermions

Jiro Hashiba

arxiv:1808.06517 v4 · 2018-08-20 · hep-ph · 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{ZQPW2UDN6T2JOOFPSMSATVTUTS}

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	2026-05-17T23:56:53.019848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc1f6d506df4f49738af932409d6749c9fd53f739469a41666b44d1b99696034

Aliases

arxiv: 1808.06517 · arxiv_version: 1808.06517v4 · doi: 10.48550/arxiv.1808.06517 · pith_short_12: ZQPW2UDN6T2J · pith_short_16: ZQPW2UDN6T2JOOFP · pith_short_8: ZQPW2UDN

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/ZQPW2UDN6T2JOOFPSMSATVTUTS \
  | 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: cc1f6d506df4f49738af932409d6749c9fd53f739469a41666b44d1b99696034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19c0474e71bc689018d3c57e47339546c15af673af842b17d9fc46d7efc9fd9b",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-08-20T15:36:31Z",
    "title_canon_sha256": "e0a4b24ef64642aff2f794f9644c2cf7bf204217b14375d78f0c793fe57b6457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06517",
    "kind": "arxiv",
    "version": 4
  }
}