Pith Number

pith:HNB2GL3P

pith:2013:HNB2GL3P2NQ74Y6N6HDM2NDVO4

not attested not anchored not stored refs pending

First hints of pressure waves in a helical extragalactic jet: S5~0836+710

Manel Perucho

arxiv:1307.4883 v1 · 2013-07-18 · 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{HNB2GL3P2NQ74Y6N6HDM2NDVO4}

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	2026-05-18T01:48:43.036803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b43a32f6fd361fe63cdf1c6cd347577138c3ee760271c1d170cf8e0d79e7b7d

Aliases

arxiv: 1307.4883 · arxiv_version: 1307.4883v1 · doi: 10.48550/arxiv.1307.4883 · pith_short_12: HNB2GL3P2NQ7 · pith_short_16: HNB2GL3P2NQ74Y6N · pith_short_8: HNB2GL3P

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/HNB2GL3P2NQ74Y6N6HDM2NDVO4 \
  | 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: 3b43a32f6fd361fe63cdf1c6cd347577138c3ee760271c1d170cf8e0d79e7b7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3af4f33e780e7ab0212553d7cf3e1b3c48fb5fc7306ff44e0ecac619484eb084",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-07-18T09:51:39Z",
    "title_canon_sha256": "0f992112167aa7fa11a992d5c8b0b9aa302dd6e3ad80fd712c3b757bac916539"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4883",
    "kind": "arxiv",
    "version": 1
  }
}