Pith Number

pith:55MATP4N

pith:2014:55MATP4NXFHJA7PD5PUVQAL3HG

not attested not anchored not stored refs pending

The nature of extragalactic radio-jets from high-resolution radio-interferometric observations

Manel Perucho

arxiv:1502.03741 v1 · 2014-12-05 · 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{55MATP4NXFHJA7PD5PUVQAL3HG}

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	2026-05-18T02:27:16.839476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef5809bf8db94e907de3ebe958017b39af4ac229dfde4c57d400c8c483492615

Aliases

arxiv: 1502.03741 · arxiv_version: 1502.03741v1 · doi: 10.48550/arxiv.1502.03741 · pith_short_12: 55MATP4NXFHJ · pith_short_16: 55MATP4NXFHJA7PD · pith_short_8: 55MATP4N

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/55MATP4NXFHJA7PD5PUVQAL3HG \
  | 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: ef5809bf8db94e907de3ebe958017b39af4ac229dfde4c57d400c8c483492615

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cd4943e244c225b964e43e0e193fdb1b56e479193354faf89d2bfe520ca8537",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-12-05T10:29:33Z",
    "title_canon_sha256": "7847a2fdd95dc1fc0d19403b5816775b915dfe991a65fd9e02ebf4d613807cee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03741",
    "kind": "arxiv",
    "version": 1
  }
}