Pith Number

pith:PQB5YQCC

pith:2026:PQB5YQCCCQHHTMHYS4EEB5PG42

not attested not anchored not stored refs pending

Revisiting the picture of circumbinary disc truncation

Elliot Lynch, Enrico Ragusa, Guillaume Laibe, Richard Alexander

arxiv:2606.27419 v1 · 2026-06-25 · 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{PQB5YQCCCQHHTMHYS4EEB5PG42}

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	2026-06-29T00:14:05.433982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c03dc4042140e79b0f8970840f5e6e6bfe0a2866c08189316c3fef8ad32fbd2

Aliases

arxiv: 2606.27419 · arxiv_version: 2606.27419v1 · doi: 10.48550/arxiv.2606.27419 · pith_short_12: PQB5YQCCCQHH · pith_short_16: PQB5YQCCCQHHTMHY · pith_short_8: PQB5YQCC

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/PQB5YQCCCQHHTMHYS4EEB5PG42 \
  | 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: 7c03dc4042140e79b0f8970840f5e6e6bfe0a2866c08189316c3fef8ad32fbd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0292a308fdef88c698abe825d7cb9c0e2eef2f58eb1a116179aac365c4486cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-25T18:00:00Z",
    "title_canon_sha256": "3f9c64911aab005098a03b69dfb44045b40cb698ad8d24e0733412579f2aa180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27419",
    "kind": "arxiv",
    "version": 1
  }
}