Pith Number

pith:WVBNWWFU

pith:2011:WVBNWWFUQJMFPEDQGRCIIW3T2A

not attested not anchored not stored refs pending

Powerful relativistic jets in spiral galaxies

Luigi Foschini

arxiv:1107.2785 v2 · 2011-07-14 · 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{WVBNWWFUQJMFPEDQGRCIIW3T2A}

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	2026-05-18T03:57:26.886808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b542db58b482585790703444845b73d015bfa6109c680f03a1cc249cfd0dc45f

Aliases

arxiv: 1107.2785 · arxiv_version: 1107.2785v2 · doi: 10.48550/arxiv.1107.2785 · pith_short_12: WVBNWWFUQJMF · pith_short_16: WVBNWWFUQJMFPEDQ · pith_short_8: WVBNWWFU

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/WVBNWWFUQJMFPEDQGRCIIW3T2A \
  | 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: b542db58b482585790703444845b73d015bfa6109c680f03a1cc249cfd0dc45f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16d750288f5bb68d9568ab3e254b9eb705d6a152d7bd401101adf6485c419893",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-07-14T11:03:01Z",
    "title_canon_sha256": "a8d5ce5756fcc7446b9cc49fcf77605fb8df7701e419b375f4f2872b167187c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2785",
    "kind": "arxiv",
    "version": 2
  }
}