Pith Number

pith:G5ZY7VRS

pith:2017:G5ZY7VRSX5CKDJSUMY3YMGBJMN

not attested not anchored not stored refs pending

H$_2$ ortho-to-para conversion on grains: A route to fast deuterium fractionation in dense cloud cores?

Dominik R. Schleicher, Paola Caselli, Stefano Bovino, Tommaso Grassi

arxiv:1708.02046 v2 · 2017-08-07 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G5ZY7VRSX5CKDJSUMY3YMGBJMN}

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	2026-05-18T00:31:12.035152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37738fd632bf44a1a6546637861829635c086573065ed51b297ae88a6cc7c3e5

Aliases

arxiv: 1708.02046 · arxiv_version: 1708.02046v2 · doi: 10.48550/arxiv.1708.02046 · pith_short_12: G5ZY7VRSX5CK · pith_short_16: G5ZY7VRSX5CKDJSU · pith_short_8: G5ZY7VRS

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/G5ZY7VRSX5CKDJSUMY3YMGBJMN \
  | 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: 37738fd632bf44a1a6546637861829635c086573065ed51b297ae88a6cc7c3e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f3e9618f84364af1de726cc796adba9347c094e3c9647c49ba419e8f4f367e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-07T09:08:57Z",
    "title_canon_sha256": "a7aef45a930d29aa9529c35c7cce0482994419d5f85658378dd573a419b943c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02046",
    "kind": "arxiv",
    "version": 2
  }
}