Pith Number

pith:AJCLFWH4

pith:2025:AJCLFWH4EVEFRW6IWDJFJZ5EZY

not attested not anchored not stored refs pending

A D/H Ratio Consistent with Earth's Water in Halley-type Comet 12P from ALMA HDO Mapping

A. J. Remijan, B. P. Bonev, C. Opitom, C. Qi, D. Bockel\'ee-Morvan, D. C. Lis, E. L. Gibb, I. M. Coulson, J. Boissier, J. Crovisier, K. Furuya, M. A. Cordiner, M. Jin, M. Lippi, M. N. Drozdovskaya, N. Biver, N. X. Roth, S. B. Charnley, S. N. Milam, Y.-J. Kuan, Z. Kisiel

arxiv:2508.05925 v1 · 2025-08-08 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJCLFWH4EVEFRW6IWDJFJZ5EZY}

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	2026-07-05T11:50:45.653023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0244b2d8fc254858dbc8b0d254e7a4ce1cf2a8135e0d31a7055d31d5fca3a8a6

Aliases

arxiv: 2508.05925 · arxiv_version: 2508.05925v1 · doi: 10.48550/arxiv.2508.05925 · pith_short_12: AJCLFWH4EVEF · pith_short_16: AJCLFWH4EVEFRW6I · pith_short_8: AJCLFWH4

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/AJCLFWH4EVEFRW6IWDJFJZ5EZY \
  | 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: 0244b2d8fc254858dbc8b0d254e7a4ce1cf2a8135e0d31a7055d31d5fca3a8a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e87266d0d8b748541ad6c2cf2185e8614dc2eafaffee62fd8252c838d35f7c35",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-08-08T01:15:34Z",
    "title_canon_sha256": "ca3705c8dc3b8b49a61d5a553f5213dbdae196fcd9eb61c637877fceba2d64dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.05925",
    "kind": "arxiv",
    "version": 1
  }
}