Pith Number

pith:KROQN6ED

pith:2015:KROQN6EDOU7RUSE6GH7HZW3G72

not attested not anchored not stored refs pending

Double DCO+ rings reveal CO ice desorption in the outer disk around IM Lup

Chunhua Qi, David J. Wilner, Ewine F. van Dishoeck, Karin I. Oberg, Kenji Furuya, Ryan Loomis, Sean M. Andrews, Yuri Aikawa

arxiv:1508.07296 v1 · 2015-08-28 · 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{KROQN6EDOU7RUSE6GH7HZW3G72}

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	2026-05-18T01:32:26.727772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

545d06f883753f1a489e31fe7cdb66fe8baf368be8d24664496fde6714517797

Aliases

arxiv: 1508.07296 · arxiv_version: 1508.07296v1 · doi: 10.48550/arxiv.1508.07296 · pith_short_12: KROQN6EDOU7R · pith_short_16: KROQN6EDOU7RUSE6 · pith_short_8: KROQN6ED

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/KROQN6EDOU7RUSE6GH7HZW3G72 \
  | 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: 545d06f883753f1a489e31fe7cdb66fe8baf368be8d24664496fde6714517797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51a51e0b1d319ee0f1c8a40ed9bff9eb378030365aac8240355fa73ba29dd08a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-28T18:00:57Z",
    "title_canon_sha256": "64ca5f06cdcb323c46de76f5d42eec712231c7fc0e636fb0b0de19af05a364e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07296",
    "kind": "arxiv",
    "version": 1
  }
}