Pith Number

pith:BJPA2O2Z

pith:2015:BJPA2O2ZDERBCTXQ4WS53Y2FAW

not attested not anchored not stored refs pending

Effect of the electric field on the creation of fermions in de-Sitter space-time

R. Chekireb, S. Haouat

arxiv:1504.08201 v1 · 2015-04-30 · 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{BJPA2O2ZDERBCTXQ4WS53Y2FAW}

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	2026-05-18T02:17:23.062301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a5e0d3b591922114ef0e5a5dde345059a444dc6af0939d628c1172ee827dcc2

Aliases

arxiv: 1504.08201 · arxiv_version: 1504.08201v1 · doi: 10.48550/arxiv.1504.08201 · pith_short_12: BJPA2O2ZDERB · pith_short_16: BJPA2O2ZDERBCTXQ · pith_short_8: BJPA2O2Z

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/BJPA2O2ZDERBCTXQ4WS53Y2FAW \
  | 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: 0a5e0d3b591922114ef0e5a5dde345059a444dc6af0939d628c1172ee827dcc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d597a07a27e37101b1c63e6a8dbf81645bde154507694fd26bba15b474766558",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-30T12:54:41Z",
    "title_canon_sha256": "89cdb9548ed6da77fc5e597b3651c7442c25711e16fc019924978303f7976040"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08201",
    "kind": "arxiv",
    "version": 1
  }
}