Pith Number

pith:2W4GQT42

pith:2020:2W4GQT42UDNGSMZ2HJQCU3XAAI

not attested not anchored not stored refs pending

Detectability of embedded protoplanets from hydrodynamical simulations

B. Ercolano, E. Sanchis, G. Picogna, G. Rosotti, L. Testi

arxiv:2001.03565 v1 · 2020-01-10 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2W4GQT42UDNGSMZ2HJQCU3XAAI}

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	2026-07-05T00:34:52.083256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5b8684f9aa0da69333a3a602a6ee0020b95cb419e96d91634d6b78ca2bf3611

Aliases

arxiv: 2001.03565 · arxiv_version: 2001.03565v1 · doi: 10.48550/arxiv.2001.03565 · pith_short_12: 2W4GQT42UDNG · pith_short_16: 2W4GQT42UDNGSMZ2 · pith_short_8: 2W4GQT42

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/2W4GQT42UDNGSMZ2HJQCU3XAAI \
  | 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: d5b8684f9aa0da69333a3a602a6ee0020b95cb419e96d91634d6b78ca2bf3611

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbb9a94a5c0544f563a5f6421cb64eabc7cb5d4bc356abc19bd1ad62d95e79e6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-01-10T17:08:26Z",
    "title_canon_sha256": "140998dc80e76e4d86279828fdd69329391c6bf5e173e5290cb63f7f9d61a03f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.03565",
    "kind": "arxiv",
    "version": 1
  }
}