Pith Number

pith:KQO2O4AO

pith:2021:KQO2O4AORKT25JNCLIC7NNANTS

not attested not anchored not stored refs pending

The Acoustic Module for the IceCube Upgrade

Christoph G\"unther, Dirk Heinen, J\"urgen Borowka, Simon Zierke (for the IceCube Collaboration)

arxiv:2108.05631 v1 · 2021-08-12 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KQO2O4AORKT25JNCLIC7NNANTS}

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	2026-07-05T03:07:30.731274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

541da7700e8aa7aea5a25a05f6b40d9c9bc09e310f39deec14a371e31a58c28e

Aliases

arxiv: 2108.05631 · arxiv_version: 2108.05631v1 · doi: 10.48550/arxiv.2108.05631 · pith_short_12: KQO2O4AORKT2 · pith_short_16: KQO2O4AORKT25JNC · pith_short_8: KQO2O4AO

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/KQO2O4AORKT25JNCLIC7NNANTS \
  | 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: 541da7700e8aa7aea5a25a05f6b40d9c9bc09e310f39deec14a371e31a58c28e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fa116819a7094239c2d3eb4ce4f63604ea246f5642ff504b939d1416b55a6ab",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-12T09:53:05Z",
    "title_canon_sha256": "a9ebe69ab45354614c8a611d20d91b850327d036b5e606ac81e5fa29c02d641c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05631",
    "kind": "arxiv",
    "version": 1
  }
}