Pith Number

pith:YWE6EM6H

pith:2017:YWE6EM6HU7VMTQJMS5LBEXQWQP

not attested not anchored not stored refs pending

CN rings in full protoplanetary disks around young stars as probes of disk structure

E. F. van Dishoeck, P. Cazzoletti, R. Visser, S. Bruderer, S. Facchini

arxiv:1709.01463 v2 · 2017-09-05 · 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{YWE6EM6HU7VMTQJMS5LBEXQWQP}

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	2026-05-18T00:25:17.353838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c589e233c7a7eac9c12c9756125e1683fda13415b298c416ba1e2c3194d60130

Aliases

arxiv: 1709.01463 · arxiv_version: 1709.01463v2 · doi: 10.48550/arxiv.1709.01463 · pith_short_12: YWE6EM6HU7VM · pith_short_16: YWE6EM6HU7VMTQJM · pith_short_8: YWE6EM6H

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/YWE6EM6HU7VMTQJMS5LBEXQWQP \
  | 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: c589e233c7a7eac9c12c9756125e1683fda13415b298c416ba1e2c3194d60130

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "393d3c18a6e970f2263ab19ea7da1827d61eca17ce9fe29d97fa771aa5258f90",
    "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": "2017-09-05T15:43:41Z",
    "title_canon_sha256": "0ef943be51a08597c6b1901ec5079c7c733591acd71f939e465859d334b7e268"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01463",
    "kind": "arxiv",
    "version": 2
  }
}