Pith Number

pith:RQHKMMDP

pith:2018:RQHKMMDPPQRQRPRNI7DOYRJ3D6

not attested not anchored not stored refs pending

Exploration of Cosmic Ray Acceleration in Protostellar Accretion Shocks and A Model for Ionization Rates in Embedded Protoclusters

Brandt A. L. Gaches, Stella S. R. Offner

arxiv:1805.03215 v2 · 2018-05-08 · astro-ph.GA · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQHKMMDPPQRQRPRNI7DOYRJ3D6}

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	2026-05-18T00:09:59.367123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c0ea6306f7c2308be2d47c6ec453b1f97227aa0a7db742692a9bd8d6c3fee09

Aliases

arxiv: 1805.03215 · arxiv_version: 1805.03215v2 · doi: 10.48550/arxiv.1805.03215 · pith_short_12: RQHKMMDPPQRQ · pith_short_16: RQHKMMDPPQRQRPRN · pith_short_8: RQHKMMDP

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/RQHKMMDPPQRQRPRNI7DOYRJ3D6 \
  | 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: 8c0ea6306f7c2308be2d47c6ec453b1f97227aa0a7db742692a9bd8d6c3fee09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3d49209486246b3e937a44215ad7609b35e8f2e93faf25331807fcac6e77d1b",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-08T18:00:13Z",
    "title_canon_sha256": "4fb8c111659c2784b2e4f099e89bd3c81835d905fed527bf3e1e9484a9e02296"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03215",
    "kind": "arxiv",
    "version": 2
  }
}