Pith Number

pith:2W7XGJUZ

pith:2010:2W7XGJUZGYLKE5AEMREKYHSQBM

not attested not anchored not stored refs pending

Detection of interstellar oxidaniumyl: abundant H2O+ towards the star-forming regions DR21, Sgr B2, and NGC6334

A. Bacman, A. Baudry, A. Boogert, A. Coutens, A. Fuente, A.G.G.M. Tielens, A. Harris, A. Klotz, A. Lorenzani, A.M. di Giorgio, A.O. Benz, A. Walters, B. Lefloch, B. Mookerjea, B. Nisini, B. Parise, C. Ceccarelli, C. Codella, C. Comito, C. Dominik, Ch. Joblin, C. Kahane, C. Kramer, C. Leinz, C. McCoey, C. Vastel, D.A. Neufeld, D.C. Lis, D. Johnstone, D. Teyssier, E. Bergin, E. Caux, E. Falgarone, E. Herbst, F. Boulanger, F. Daniel, F.F.S. van der Tak, F. Helmich, G. Blake, G.J. Melnick, H.S.P. M\"uller, H.W. Yorke, J.A. Murphy, J. Cernicharo, J.C. Pearson, J. Martin-Pintado, J.R. Goicoechea, J. Stutzki, J. Zmuidzinas, K. Demyk, K. France, K. Jacobs, K.M. Menten, K. Schuster, L. Pagani, M. Benedettini, M. Emprechtinger, M. Gerin, M. Kama, M.L. Dubernet, M. Melchior, M. P\'erault, M. R\"ollig, M. Salez, M. van der Wiel, N. Crimier, N.R. Crockett, N. Trappe, N. Whyborn, O. Berne, P. Caselli, P. Dieleman, P. Encrenaz, P.F. Goldsmith, P.G. Martin, P. Hily-Blant, P. Morris, P. Saraceno, P. Schilke, R. G\"usten, R. Plume, R. Rizzo, R. Simon, S. Bottinelli, S. Bruderer, S. Cabrit, S.D. Lord, S.-L. Quin, S. Maret, S. Pacheco, S. Schlemmer, S. Viti, S. Wang, S. Yu, T.A. Bell, T.F. Giesen, T.G. Phillips, T. Jacq, T. Klein, V. Ossenkopf, V. Wakelam, W. Langer

arxiv:1005.2521 v1 · 2010-05-14 · 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{2W7XGJUZGYLKE5AEMREKYHSQBM}

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	2026-05-18T02:24:07.092359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5bf7326993616a274046448ac1e500b19e4fe81ea48014041407c54294a9682

Aliases

arxiv: 1005.2521 · arxiv_version: 1005.2521v1 · doi: 10.48550/arxiv.1005.2521 · pith_short_12: 2W7XGJUZGYLK · pith_short_16: 2W7XGJUZGYLKE5AE · pith_short_8: 2W7XGJUZ

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/2W7XGJUZGYLKE5AEMREKYHSQBM \
  | 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: d5bf7326993616a274046448ac1e500b19e4fe81ea48014041407c54294a9682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f83a7b3d116dfe460762feaa1f8f8eb89ab5221475df723c74bde944af281245",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-05-14T13:29:50Z",
    "title_canon_sha256": "382bdffbf2dc1181de5c377e4f6c556583d88430a11c2be08e2b9ce121e2da0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2521",
    "kind": "arxiv",
    "version": 1
  }
}