Pith Number

pith:VFMSDUGW

pith:2017:VFMSDUGW5F2OC4A4HE7Z3LHPGF

not attested not anchored not stored refs pending

Radiation Hydrodynamics Simulations of Photoevaporation of Protoplanetary Disks by Ultra Violet Radiation: Metallicity Dependence

Hideko Nomura, Naoki Yoshida, Riouhei Nakatani, Rolf Kuiper, Takashi Hosokawa

arxiv:1706.04570 v2 · 2017-06-14 · astro-ph.EP · astro-ph.GA · 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{VFMSDUGW5F2OC4A4HE7Z3LHPGF}

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	2026-05-18T00:17:09.246021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95921d0d6e974e1701c393f9dacef316c53d6cc29865f75f4c0d625961284c6

Aliases

arxiv: 1706.04570 · arxiv_version: 1706.04570v2 · doi: 10.48550/arxiv.1706.04570 · pith_short_12: VFMSDUGW5F2O · pith_short_16: VFMSDUGW5F2OC4A4 · pith_short_8: VFMSDUGW

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/VFMSDUGW5F2OC4A4HE7Z3LHPGF \
  | 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: a95921d0d6e974e1701c393f9dacef316c53d6cc29865f75f4c0d625961284c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db629a18449c0a01706be0805abc1fb040688258c7daa7a28ed7e0b4d8e010c4",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-06-14T16:22:04Z",
    "title_canon_sha256": "dd51811a3959a61b026e345db5d7f394af22d8345a40fd75e70f8ec5ddb1ba93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04570",
    "kind": "arxiv",
    "version": 2
  }
}