Pith Number

pith:MY4SWTFB

pith:2021:MY4SWTFBOWZIKDDLOPZYXTDDJ7

not attested not anchored not stored refs pending

Circumbinary and circumstellar discs around the eccentric binary IRAS 04158+2805 -- a testbed for binary-disc interaction

Christophe Pinte, Claudia Toci, Daniele Fasano, Daniel J. Price, Enrico Ragusa, Fran\c{c}ois M\'enard, Gaspard Duch\^ene, Gerrit van der Plas, Giuseppe Lodato, Karl Stapelfeldt, Marion Villenave, Nicol\'as Cuello, Schuyler Wolff

arxiv:2107.13566 v1 · 2021-07-28 · astro-ph.SR · 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{MY4SWTFBOWZIKDDLOPZYXTDDJ7}

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	2026-07-05T03:04:56.323402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66392b4ca175b2850c6b73f38bcc634fefcd329ddaeaf8cf07261fed4e8b821b

Aliases

arxiv: 2107.13566 · arxiv_version: 2107.13566v1 · doi: 10.48550/arxiv.2107.13566 · pith_short_12: MY4SWTFBOWZI · pith_short_16: MY4SWTFBOWZIKDDL · pith_short_8: MY4SWTFB

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/MY4SWTFBOWZIKDDLOPZYXTDDJ7 \
  | 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: 66392b4ca175b2850c6b73f38bcc634fefcd329ddaeaf8cf07261fed4e8b821b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9491b9b352dead63c252305e46bf0a821147c9fdd07d4b0827a6deffcb20b249",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-07-28T18:00:02Z",
    "title_canon_sha256": "bf222ef7ecc16ca4e1349a36497af4f153a66509995ab16b9dad8b936b051e05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13566",
    "kind": "arxiv",
    "version": 1
  }
}