Pith Number

pith:5SL7YHA2

pith:2018:5SL7YHA2QSTRMMCXVFG7RUE5UL

not attested not anchored not stored refs pending

Radiation hydrodynamics simulations of photoevaporation of protoplanetary disks II: Metallicity dependence of UV and X-ray photoevaporation

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

arxiv:1805.07992 v2 · 2018-05-21 · 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{5SL7YHA2QSTRMMCXVFG7RUE5UL}

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	2026-05-18T00:03:48.801503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec97fc1c1a84a7163057a94df8d09da2f525cd20bb5a300ee82c1b1bfbe38e36

Aliases

arxiv: 1805.07992 · arxiv_version: 1805.07992v2 · doi: 10.48550/arxiv.1805.07992 · pith_short_12: 5SL7YHA2QSTR · pith_short_16: 5SL7YHA2QSTRMMCX · pith_short_8: 5SL7YHA2

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/5SL7YHA2QSTRMMCXVFG7RUE5UL \
  | 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: ec97fc1c1a84a7163057a94df8d09da2f525cd20bb5a300ee82c1b1bfbe38e36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3d5027e35875fb4fff143089dbeb0b72ef65d20d94a60c403dd3c5931bd967d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-05-21T11:28:05Z",
    "title_canon_sha256": "7c88aba4f37d0e46ec9994206d31e0b7078f28bd8ef9ae13b0520599baec75ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07992",
    "kind": "arxiv",
    "version": 2
  }
}