Pith Number

pith:KNM7YYX7

pith:2011:KNM7YYX7K3HDZBLJEEINBM7AXW

not attested not anchored not stored refs pending

The Circular Polarization of Sagittarius A* at Submillimeter Wavelengths

Daniel P. Marrone, Diego J. Mu\~noz, James M. Moran, Ramprasad Rao

arxiv:1105.0427 v2 · 2011-05-02 · astro-ph.HE · physics.plasm-ph

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	2026-05-18T02:02:10.056982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5359fc62ff56ce3c85692110d0b3e0bdab2957c6da5df2fbf591cb8b3097947c

Aliases

arxiv: 1105.0427 · arxiv_version: 1105.0427v2 · doi: 10.48550/arxiv.1105.0427 · pith_short_12: KNM7YYX7K3HD · pith_short_16: KNM7YYX7K3HDZBLJ · pith_short_8: KNM7YYX7

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/KNM7YYX7K3HDZBLJEEINBM7AXW \
  | 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: 5359fc62ff56ce3c85692110d0b3e0bdab2957c6da5df2fbf591cb8b3097947c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "041e74ea3881a8490be22e5ce4fcaa45fe2f49f0de31f4bc6ce6a88f3055c590",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-05-02T20:00:28Z",
    "title_canon_sha256": "f8555588567a3da821d1bc02bbf149e28616554e27f7598af5976858a8c50a17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0427",
    "kind": "arxiv",
    "version": 2
  }
}