Pith Number

pith:EBRLS6LL

pith:2014:EBRLS6LL4HZ2KVA3CHLEQUOLW3

not attested not anchored not stored refs pending

Investigating formation condition of primordial black holes for generalized initial perturbation profiles

A. G. Polnarev, Jun'ichi Yokoyama, Tomohiro Harada, Tomohiro Nakama

arxiv:1401.7740 v1 · 2014-01-30 · 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{EBRLS6LL4HZ2KVA3CHLEQUOLW3}

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	2026-05-18T03:00:38.605652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2062b9796be1f3a5541b11d64851cbb6e5945a9cc7a86091b06436ae56eaeb2d

Aliases

arxiv: 1401.7740 · arxiv_version: 1401.7740v1 · doi: 10.48550/arxiv.1401.7740 · pith_short_12: EBRLS6LL4HZ2 · pith_short_16: EBRLS6LL4HZ2KVA3 · pith_short_8: EBRLS6LL

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/EBRLS6LL4HZ2KVA3CHLEQUOLW3 \
  | 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: 2062b9796be1f3a5541b11d64851cbb6e5945a9cc7a86091b06436ae56eaeb2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c4005f6f5495df7768ef06a10223a4d128db0735539160f323d64914c579b96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-30T05:14:01Z",
    "title_canon_sha256": "f2b7ed62636a18958489490649cff6aec7fc3bcd81f2f3f3c7a40e1cd0411055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7740",
    "kind": "arxiv",
    "version": 1
  }
}