Pith Number

pith:XNLBAKD6

pith:2011:XNLBAKD6GFMW7JWDYDSJGKYEKF

not attested not anchored not stored refs pending

Constraint on the early Universe by relic gravitational waves: From pulsar timing observations

Wen Zhao

arxiv:1103.3927 v3 · 2011-03-21 · astro-ph.CO · gr-qc

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

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

Dark Matter Freeze-in from a $Z^\prime$ Reheaton

Receipt and verification

First computed	2026-05-18T04:21:52.616424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb5610287e31596fa6c3c0e4932b04516e2c007f07b71a5f7bc20130adc00963

Aliases

arxiv: 1103.3927 · arxiv_version: 1103.3927v3 · doi: 10.48550/arxiv.1103.3927 · pith_short_12: XNLBAKD6GFMW · pith_short_16: XNLBAKD6GFMW7JWD · pith_short_8: XNLBAKD6

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/XNLBAKD6GFMW7JWDYDSJGKYEKF \
  | 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: bb5610287e31596fa6c3c0e4932b04516e2c007f07b71a5f7bc20130adc00963

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28fc143478846299eadc57e947d10917f0c650b39b039c6526c2a95fe1bb2fa6",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-21T06:28:54Z",
    "title_canon_sha256": "1b77f97ae5376091910564e1c6cf0196c375c84ef48c8f5a4ba3739285c87aa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3927",
    "kind": "arxiv",
    "version": 3
  }
}