Pith Number

pith:SR7UPYY6

pith:2018:SR7UPYY6QVQYO7DRNY7Q52CE5M

not attested not anchored not stored refs pending

A Way Out of the Bubble Trouble? - Upon Reconstructing the Origin of the Local Bubble and Loop I via Radioisotopic Signatures on Earth

Christian Dettbarn, Dieter Breitschwerdt, Jenny Feige, Michael Mathias Schulreich

arxiv:1802.09275 v1 · 2018-02-26 · astro-ph.HE · 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{SR7UPYY6QVQYO7DRNY7Q52CE5M}

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	2026-05-18T00:22:34.231101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

947f47e31e8561877c716e3f0ee844eb0db6ea6e06a810d0b7c46790c3d1b722

Aliases

arxiv: 1802.09275 · arxiv_version: 1802.09275v1 · doi: 10.48550/arxiv.1802.09275 · pith_short_12: SR7UPYY6QVQY · pith_short_16: SR7UPYY6QVQYO7DR · pith_short_8: SR7UPYY6

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/SR7UPYY6QVQYO7DRNY7Q52CE5M \
  | 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: 947f47e31e8561877c716e3f0ee844eb0db6ea6e06a810d0b7c46790c3d1b722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2e7c107d637f180d224a886a4d1f94f63d442e293e44a880d64e278a2049b4e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-26T12:38:08Z",
    "title_canon_sha256": "a092e112a8b9763ef1b93b6e4892ff6f49420974ebb5c3ccd3100d8de23229e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09275",
    "kind": "arxiv",
    "version": 1
  }
}