Pith Number

pith:RTZW3LA6

pith:2026:RTZW3LA6MG5KEO4FBM3NH2YZFD

not attested not anchored not stored refs pending

First detection of HDO ice in a protoplanetary disk

Alexey Potapov, Christiaan Boersma, Hendrik Linz, Hiroshi Terada, Jeroen Bouwman, Piyush Kalambkar, Will R. Rocha

arxiv:2606.10888 v1 · 2026-06-09 · astro-ph.EP · astro-ph.SR · physics.chem-ph · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTZW3LA6MG5KEO4FBM3NH2YZFD}

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	2026-06-10T01:10:45.882991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cf36dac1e61baa23b850b36d3eb1928ca3d98a3d9c6e97834ec829eeddd6f90

Aliases

arxiv: 2606.10888 · arxiv_version: 2606.10888v1 · doi: 10.48550/arxiv.2606.10888 · pith_short_12: RTZW3LA6MG5K · pith_short_16: RTZW3LA6MG5KEO4F · pith_short_8: RTZW3LA6

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/RTZW3LA6MG5KEO4FBM3NH2YZFD \
  | 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: 8cf36dac1e61baa23b850b36d3eb1928ca3d98a3d9c6e97834ec829eeddd6f90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9822deed973f3da571beaabbe4d64addabb00d5a2e64fe656381d76947f12f4",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "physics.chem-ph",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-09T14:02:17Z",
    "title_canon_sha256": "dd6370e7093ee124e4d35e74528e1beb905652a50c3b235fb921625e25061ed7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.10888",
    "kind": "arxiv",
    "version": 1
  }
}