Pith Number

pith:6YIZPHHW

pith:2009:6YIZPHHWCFN2BFGZSZWXZ7QSCL

not attested not anchored not stored refs pending

Particle Acceleration at Relativistic Shocks in Extragalactic Systems

Errol J. Summerlin, Matthew G. Baring

arxiv:0910.1072 v1 · 2009-10-06 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6YIZPHHWCFN2BFGZSZWXZ7QSCL}

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	2026-05-18T02:34:19.967329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f611979cf6115ba094d9966d7cfe1212fae7a34c2334e2b7ba273752994b0b57

Aliases

arxiv: 0910.1072 · arxiv_version: 0910.1072v1 · doi: 10.48550/arxiv.0910.1072 · pith_short_12: 6YIZPHHWCFN2 · pith_short_16: 6YIZPHHWCFN2BFGZ · pith_short_8: 6YIZPHHW

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/6YIZPHHWCFN2BFGZSZWXZ7QSCL \
  | 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: f611979cf6115ba094d9966d7cfe1212fae7a34c2334e2b7ba273752994b0b57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a68fe7bc0bc60745e6f2280ff18d8ebea924db6289441ce8ea45270042a88d76",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-10-06T18:51:20Z",
    "title_canon_sha256": "eee5a0d3cd989a0ffe9806551d047c06cfe57d417c3a65d3bdb606970babe7fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1072",
    "kind": "arxiv",
    "version": 1
  }
}