Pith Number

pith:QOWPFHSP

pith:2010:QOWPFHSPTUJJ5S2MYPZK6A44DP

not attested not anchored not stored refs pending

The Initial Conditions of Clustered Star Formation III. The Deuterium Fractionation of the Ophiuchus B2 Core

A. Belloche, J. Di Francesco, P. Andr\'e, P.C. Myers, R.K. Friesen, T.L. Bourke, Y.L. Shirley

arxiv:1006.4631 v1 · 2010-06-23 · 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{QOWPFHSPTUJJ5S2MYPZK6A44DP}

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	2026-05-18T02:06:43.050860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83acf29e4f9d129ecb4cc3f2af039c1bf005a2d0b456bb8200fc36ca7926394d

Aliases

arxiv: 1006.4631 · arxiv_version: 1006.4631v1 · doi: 10.48550/arxiv.1006.4631 · pith_short_12: QOWPFHSPTUJJ · pith_short_16: QOWPFHSPTUJJ5S2M · pith_short_8: QOWPFHSP

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/QOWPFHSPTUJJ5S2MYPZK6A44DP \
  | 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: 83acf29e4f9d129ecb4cc3f2af039c1bf005a2d0b456bb8200fc36ca7926394d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef4004b326f44c25572a6a09108d6381f9877a8cbb88de13c2b6043bd3a01400",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-06-23T20:00:04Z",
    "title_canon_sha256": "7a7c3fb14397a13a66f3ff27084bd4a3cb088cae9adeab1998f53a08cb5c8dce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.4631",
    "kind": "arxiv",
    "version": 1
  }
}