Pith Number

pith:O4VE2XSX

pith:2021:O4VE2XSXRF5KJCQ3VYRWYYCPQX

not attested not anchored not stored refs pending

$e^+e^-$ annihilation on the stochastic background of primordial gravitational waves with BKP18

N. Malsawmtluangi

arxiv:2109.14225 v2 · 2021-09-29 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4VE2XSXRF5KJCQ3VYRWYYCPQX}

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	2026-07-05T05:13:54.332019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

772a4d5e57897aa48a1bae236c604f85c06de8ad7036e5cae5ac6765f9f502b4

Aliases

arxiv: 2109.14225 · arxiv_version: 2109.14225v2 · doi: 10.48550/arxiv.2109.14225 · pith_short_12: O4VE2XSXRF5K · pith_short_16: O4VE2XSXRF5KJCQ3 · pith_short_8: O4VE2XSX

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/O4VE2XSXRF5KJCQ3VYRWYYCPQX \
  | 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: 772a4d5e57897aa48a1bae236c604f85c06de8ad7036e5cae5ac6765f9f502b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f48f6df6da38179d884fb7cada1791ec03eb823c71c1dcc57e57744df046189",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-09-29T07:06:59Z",
    "title_canon_sha256": "a94a03203b59e4ae1ce501a3af883a488436ac10d0ad9bbc62750a8566d08168"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.14225",
    "kind": "arxiv",
    "version": 2
  }
}