Pith Number

pith:3DUJ2CBY

pith:2021:3DUJ2CBYIBX6MS2LMNWXU2K4OG

not attested not anchored not stored refs pending

Early Initiation of Inner Solar System Formation at Dead-Zone Inner Edge

Eiichiro Kokubo, Masahiro Ogihara, Satoshi Okuzumi, Takahiro Ueda

arxiv:2110.06739 v1 · 2021-10-13 · 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{3DUJ2CBYIBX6MS2LMNWXU2K4OG}

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	2026-07-05T03:28:27.813244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8e89d0838406fe64b4b636d7a695c718c932bf1a12e58aae765175b7bec8e82

Aliases

arxiv: 2110.06739 · arxiv_version: 2110.06739v1 · doi: 10.48550/arxiv.2110.06739 · pith_short_12: 3DUJ2CBYIBX6 · pith_short_16: 3DUJ2CBYIBX6MS2L · pith_short_8: 3DUJ2CBY

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/3DUJ2CBYIBX6MS2LMNWXU2K4OG \
  | 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: d8e89d0838406fe64b4b636d7a695c718c932bf1a12e58aae765175b7bec8e82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7306a1f6cd9816c58ff1cc953f28b0475a7d1572d48ae875e5c1422fff1edfde",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-10-13T14:18:50Z",
    "title_canon_sha256": "2b9ab484c5bd83b4ec1154db12dddf50f7c892a4ed745d57cccfbd1631a63183"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.06739",
    "kind": "arxiv",
    "version": 1
  }
}