Pith Number

pith:2MUM3HTK

pith:2013:2MUM3HTKCVGSCWDEJTFCKURSNL

not attested not anchored not stored refs pending

A sensitive study of the peculiar jet structure HST-1 in M87

Carolina Casadio, Christian Fromm, Gabriele Giovannini, Jos\'e L. G\'omez, Jos\'e-Mar\'ia Mart\'i, Kazuhiro Hada, Manel Perucho, Marcello Giroletti

arxiv:1310.6312 v1 · 2013-10-23 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MUM3HTKCVGSCWDEJTFCKURSNL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:46:50.580467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d328cd9e6a154d2158644cca2552326af99d6b194f3f4b735aa02a08043eada2

Aliases

arxiv: 1310.6312 · arxiv_version: 1310.6312v1 · doi: 10.48550/arxiv.1310.6312 · pith_short_12: 2MUM3HTKCVGS · pith_short_16: 2MUM3HTKCVGSCWDE · pith_short_8: 2MUM3HTK

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/2MUM3HTKCVGSCWDEJTFCKURSNL \
  | 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: d328cd9e6a154d2158644cca2552326af99d6b194f3f4b735aa02a08043eada2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3daec0a4acd49f13ec8e3eee2a9ff279c78481966478d2ce8ff60b0eb5deb4bd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-10-23T18:16:06Z",
    "title_canon_sha256": "72dbfdc90da6e0a79579e7861389c9d85e8c024553ddf81f5089c2f9099d12c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6312",
    "kind": "arxiv",
    "version": 1
  }
}