Pith Number

pith:A4UF4J32

pith:2014:A4UF4J326WG4L4RWRA45EYOLT7

not attested not anchored not stored refs pending

The deuterium fractionation of water on solar-system scales in deeply-embedded low-mass protostars

D. Harsono, E. F. van Dishoeck, J. K. J{\o}rgensen, M. V. Persson

arxiv:1402.1398 v1 · 2014-02-06 · 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{A4UF4J326WG4L4RWRA45EYOLT7}

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	2026-05-18T01:44:46.919990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07285e277af58dc5f2368839d261cb9fd0c979fb373c240f51bf97797d24b07d

Aliases

arxiv: 1402.1398 · arxiv_version: 1402.1398v1 · doi: 10.48550/arxiv.1402.1398 · pith_short_12: A4UF4J326WG4 · pith_short_16: A4UF4J326WG4L4RW · pith_short_8: A4UF4J32

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/A4UF4J326WG4L4RWRA45EYOLT7 \
  | 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: 07285e277af58dc5f2368839d261cb9fd0c979fb373c240f51bf97797d24b07d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84f8d08183f2778bd4352ee2baf907c24d273d55bd82ecd76be61d4d91ba267a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-06T16:36:22Z",
    "title_canon_sha256": "fa4848b7a5ac5c83c93eeefe0e52c075c36684e77a0fbfec3db6acc5aae1f771"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1398",
    "kind": "arxiv",
    "version": 1
  }
}