Pith Number

pith:PQB2D7FV

pith:2014:PQB2D7FV3265A4BRKVUR5JG5JC

not attested not anchored not stored refs pending

Signatures of massive collisions in debris discs

Anthony Boccaletti, Jean-Charles Augereau, Philippe Thebault, Quentin Kral, Sebastien Charnoz

arxiv:1409.7609 v1 · 2014-09-26 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQB2D7FV3265A4BRKVUR5JG5JC}

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	2026-05-18T02:31:10.976845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c03a1fcb5debdd0703155691ea4dd48a7f8afaa5b256d4bf6fa67ecdf6b0ad4

Aliases

arxiv: 1409.7609 · arxiv_version: 1409.7609v1 · doi: 10.48550/arxiv.1409.7609 · pith_short_12: PQB2D7FV3265 · pith_short_16: PQB2D7FV3265A4BR · pith_short_8: PQB2D7FV

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/PQB2D7FV3265A4BRKVUR5JG5JC \
  | 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: 7c03a1fcb5debdd0703155691ea4dd48a7f8afaa5b256d4bf6fa67ecdf6b0ad4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f52cd5f3cdbca12db926e018830536c1e2fd9d1dd03813f7c830f8720a43da84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-09-26T15:55:01Z",
    "title_canon_sha256": "f729c68e212b0e0c44d0469e8ee8e3d204075b02ade4ad7949dabc87a3e8f73e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7609",
    "kind": "arxiv",
    "version": 1
  }
}