Pith Number

pith:V6XH23LY

pith:2015:V6XH23LYM55BFVNP47PCDGV3OY

not attested not anchored not stored refs pending

Deuterium Fractionation in the Ophiuchus Molecular Cloud

A. Belloche, A. Pon, A. Punanova, P. Caselli, Ph. Andr\'e

arxiv:1512.02986 v1 · 2015-12-09 · astro-ph.SR · 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{V6XH23LYM55BFVNP47PCDGV3OY}

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	2026-05-18T01:19:47.552394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afae7d6d78677a12d5afe7de219abb7632b5157498556cda32d44439054c61ec

Aliases

arxiv: 1512.02986 · arxiv_version: 1512.02986v1 · doi: 10.48550/arxiv.1512.02986 · pith_short_12: V6XH23LYM55B · pith_short_16: V6XH23LYM55BFVNP · pith_short_8: V6XH23LY

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/V6XH23LYM55BFVNP47PCDGV3OY \
  | 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: afae7d6d78677a12d5afe7de219abb7632b5157498556cda32d44439054c61ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b26b45e2a23387b2b7541935c0a105e378a22fd63191af2e39ee94f2fab0814",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-09T18:41:15Z",
    "title_canon_sha256": "40097391985dac16bfac58201606c278f703d94a87673de4c074261c368d986c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02986",
    "kind": "arxiv",
    "version": 1
  }
}