Pith Number

pith:O4VI2Y4U

pith:2023:O4VI2Y4UC5NFDKSROHR7OJCPB7

not attested not anchored not stored refs pending

Protostellar Disks Fed By Dense Collapsing Gravo-Magneto-Sheetlets

Chun-Yen Hsu, Ka Ho Lam, Kengo Tomida, Yisheng Tu, Zhi-Yun Li

arxiv:2307.16774 v3 · 2023-07-31 · 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{O4VI2Y4UC5NFDKSROHR7OJCPB7}

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	2026-07-05T11:34:40.251391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

772a8d6394175a51aa5171e3f7244f0fee9e1442ed1b2f80ef1c75c75232b0c3

Aliases

arxiv: 2307.16774 · arxiv_version: 2307.16774v3 · doi: 10.48550/arxiv.2307.16774 · pith_short_12: O4VI2Y4UC5NF · pith_short_16: O4VI2Y4UC5NFDKSR · pith_short_8: O4VI2Y4U

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/O4VI2Y4UC5NFDKSROHR7OJCPB7 \
  | 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: 772a8d6394175a51aa5171e3f7244f0fee9e1442ed1b2f80ef1c75c75232b0c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c02bfc73279a3e2c4a75709c6e0d89b777c64fbf39b5b928c84aefe2ef7c3c43",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-07-31T15:41:33Z",
    "title_canon_sha256": "3273746f2468ad2da6219d2d55c64027e1444dcdcb5eaca08ffb7ff7217b9c87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.16774",
    "kind": "arxiv",
    "version": 3
  }
}