Pith Number

pith:IZXPAKWZ

pith:2018:IZXPAKWZB3OHHKRJMPV4Q7CWNB

not attested not anchored not stored refs pending

Flares from coalescing black holes in the centimeter-wavelength transient sky

Vikram Ravi

arxiv:1806.08446 v1 · 2018-06-21 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZXPAKWZB3OHHKRJMPV4Q7CWNB}

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	2026-05-18T00:12:37.269042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

466ef02ad90edc73aa2963ebc87c566856c1db3bb5dde555768b668260a1bdd5

Aliases

arxiv: 1806.08446 · arxiv_version: 1806.08446v1 · doi: 10.48550/arxiv.1806.08446 · pith_short_12: IZXPAKWZB3OH · pith_short_16: IZXPAKWZB3OHHKRJ · pith_short_8: IZXPAKWZ

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/IZXPAKWZB3OHHKRJMPV4Q7CWNB \
  | 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: 466ef02ad90edc73aa2963ebc87c566856c1db3bb5dde555768b668260a1bdd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc0adf2ace18a6d3b6023b285305fd586b17f9b98f78122fd43f53ac70ddd9b3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-21T22:55:53Z",
    "title_canon_sha256": "fac7f521338c4f681b3029a635334d960eeee46f454425dbbe27ea4d6b5ef616"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08446",
    "kind": "arxiv",
    "version": 1
  }
}