Pith Number

pith:O6CTA2ZP

pith:2014:O6CTA2ZPFXZ3KM22JH2JMY6NSW

not attested not anchored not stored refs pending

On The Efficiency of Jet Production in Radio Galaxies

Alexander Tchekhovskoy, Rodrigo S. Nemmen

arxiv:1406.7420 v2 · 2014-06-28 · 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{O6CTA2ZPFXZ3KM22JH2JMY6NSW}

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	2026-05-18T01:42:45.444953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7785306b2f2df3b5335a49f49663cd95aa0198ed96fb16c4f5f96de8eba8fd96

Aliases

arxiv: 1406.7420 · arxiv_version: 1406.7420v2 · doi: 10.48550/arxiv.1406.7420 · pith_short_12: O6CTA2ZPFXZ3 · pith_short_16: O6CTA2ZPFXZ3KM22 · pith_short_8: O6CTA2ZP

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/O6CTA2ZPFXZ3KM22JH2JMY6NSW \
  | 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: 7785306b2f2df3b5335a49f49663cd95aa0198ed96fb16c4f5f96de8eba8fd96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cb832b41a112892b025649b428ab5598ba0ac20b3c96626e691edd19bf6c20e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-06-28T17:01:07Z",
    "title_canon_sha256": "4a12c0ee5e91d759c99b503f3a1304fe716a99dbf76c267cea0cf5abb07a352a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7420",
    "kind": "arxiv",
    "version": 2
  }
}