Pith Number

pith:46L2XIYY

pith:2019:46L2XIYYSXJOMMU5B2U34C3J3W

not attested not anchored not stored refs pending

Evidence of surface catalytic effect on cosmic dust grain analogues: the ammonia and carbon dioxide surface reaction

Alexey Potapov, Cornelia J\"ager, Patrice Theul\'e, Thomas Henning

arxiv:1905.13471 v1 · 2019-05-31 · 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{46L2XIYYSXJOMMU5B2U34C3J3W}

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	2026-05-17T23:43:00.045491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e797aba31895d2e6329d0ea9be0b69ddbc96c264d8e8bee87e539b179a795a0f

Aliases

arxiv: 1905.13471 · arxiv_version: 1905.13471v1 · doi: 10.48550/arxiv.1905.13471 · pith_short_12: 46L2XIYYSXJO · pith_short_16: 46L2XIYYSXJOMMU5 · pith_short_8: 46L2XIYY

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/46L2XIYYSXJOMMU5B2U34C3J3W \
  | 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: e797aba31895d2e6329d0ea9be0b69ddbc96c264d8e8bee87e539b179a795a0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02061ec366fcd3bda07dbf4f46876fae83bb281315b903b02a38d83a665cc2a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-05-31T09:07:41Z",
    "title_canon_sha256": "f8a589416d0d60a4cfa8eb8ba08e8b6d5a3e89058451c8720c7bffcc231b0d9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13471",
    "kind": "arxiv",
    "version": 1
  }
}