Pith Number

pith:AUL522YW

pith:2012:AUL522YWLUZAF636NK6CMW4ZPS

not attested not anchored not stored refs pending

Jet Launching Structure Resolved Near the Supermassive Black Hole in M87

Abraham Loeb, Alan E. E. Rogers, Avery E. Broderick, Christopher Beaudoin, Colin Lonsdale, Daniel L. Smythe, Daniel P. Marrone, David E. Schenck, Geoffrey C. Bower, James Lamb, James M. Moran, Jason SooHoo, Jonathan Weintroub, Ken H. Young, Lucy M. Ziurys, Makoto Inoue, Mareki Honma, Mark A. Gurwell, Melvyn Wright, Michael Titus, Paul T. P. Ho, Per Friberg, Peter Strittmatter, Ray Blundell, Remo P. J. Tilanus, Richard Chamberlin, Richard Plambeck, Robert Freund, Rurik A. Primiani, Sheperd S. Doeleman, Thomas P. Krichbaum, Tomoaki Oyama, Vincent L. Fish

arxiv:1210.6132 v1 · 2012-10-23 · astro-ph.HE · astro-ph.CO

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

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	2026-05-18T03:42:33.172663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0517dd6b165d3202fb7e6abc265b997ca179fd7ef52745f1f3d495fb2390cf0a

Aliases

arxiv: 1210.6132 · arxiv_version: 1210.6132v1 · doi: 10.48550/arxiv.1210.6132 · pith_short_12: AUL522YWLUZA · pith_short_16: AUL522YWLUZAF636 · pith_short_8: AUL522YW

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/AUL522YWLUZAF636NK6CMW4ZPS \
  | 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: 0517dd6b165d3202fb7e6abc265b997ca179fd7ef52745f1f3d495fb2390cf0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2a55e4868a317cb50cc7f9d2cd1658f6965d8aa736afbe927bd2657c60984ee",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-10-23T05:36:35Z",
    "title_canon_sha256": "4ce43761055b5b3b769b401b36ddb81bb5b45540e4da0803cf30ede42f967fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6132",
    "kind": "arxiv",
    "version": 1
  }
}