Pith Number

pith:JIX65BSZ

pith:2010:JIX65BSZNQJVA5Y77LNQQSP5XJ

not attested not anchored not stored refs pending

Ortho-to-para ratio of interstellar heavy water

A. Bacmann, A. Baudry, A. Boogert, A. Castets, A. Coutens, A. Faure, A. Fuente, A. Klotz, A. Lorenzani, A. Walters, B. Lefloch, B. Nisini, B. Parise, C. Ceccarelli, C. Codella, C. Comito, C. Dominik, C. Kahane, C. Vastel, D. Lis, D. Neufeld, E.A. Bergin, E. Caux, E. Falgarone, E. Herbst, F. Helmich, F. van der Tak, F. Wyrowski, G.A. Blake, G. Melnick, H. Yorke, J. Cernicharo, J.M. Krieg, J. Pearson, K. Demyk, K. Schuster, L. Pagani, L. Ravera, L. Wiesenfeld, M. Benedettini, M. G\'erin, M.H.D. van der Wiel, M. Kama, M. Olberg, M. Salez, N. Crimier, P. Cais, P. Caselli, P. Encrenaz, P.F. Goldsmith, P. Hennebelle, P. Hily-Blant, P. Saraceno, P. Schilke, S. Bottinelli, S. Cabrit, S. Lord, S. Maret, S. Pacheco, S. Viti, T. Bell, T. Henning, T. Jacq, T. Phillips, V. Wakelam, W. Langer, X. Tielens, Y. Scribano

arxiv:1007.4410 v1 · 2010-07-26 · 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{JIX65BSZNQJVA5Y77LNQQSP5XJ}

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	2026-05-18T02:06:10.511480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a2fee86596c1350771ffadb0849fdba668632e183ccdedf4475f11b9be2927e

Aliases

arxiv: 1007.4410 · arxiv_version: 1007.4410v1 · doi: 10.48550/arxiv.1007.4410 · pith_short_12: JIX65BSZNQJV · pith_short_16: JIX65BSZNQJVA5Y7 · pith_short_8: JIX65BSZ

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/JIX65BSZNQJVA5Y77LNQQSP5XJ \
  | 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: 4a2fee86596c1350771ffadb0849fdba668632e183ccdedf4475f11b9be2927e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68f125845840c33ea79dd334662f3d970c7f86e95a5d0bd759c1f8c140a702f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-07-26T09:36:01Z",
    "title_canon_sha256": "f05c2d3ffa4b89b56d88410f8c8910399fc15134020e71890a3edb32c0b39029"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4410",
    "kind": "arxiv",
    "version": 1
  }
}