Pith Number

pith:MN2CTPM2

pith:2010:MN2CTPM2D4RYQPOGSY3DMOFEKX

not attested not anchored not stored refs pending

Radio Band Observations of Blazar Variability

Hugh D. Aller, Margo F. Aller, Philip A. Hughes

arxiv:1012.1359 v1 · 2010-12-06 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MN2CTPM2D4RYQPOGSY3DMOFEKX}

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	2026-05-18T02:04:32.308538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

637429bd9a1f23883dc696363638a455f02676fb1178d554c11cf759efcebfb4

Aliases

arxiv: 1012.1359 · arxiv_version: 1012.1359v1 · doi: 10.48550/arxiv.1012.1359 · pith_short_12: MN2CTPM2D4RY · pith_short_16: MN2CTPM2D4RYQPOG · pith_short_8: MN2CTPM2

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/MN2CTPM2D4RYQPOGSY3DMOFEKX \
  | 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: 637429bd9a1f23883dc696363638a455f02676fb1178d554c11cf759efcebfb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27d230ac7584b8862190de3c248931d728b2c68e62962b290f517649ef1f55f2",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-06T22:25:31Z",
    "title_canon_sha256": "dbd5a64149622469545adf74445e1c7139a6cdf0ce1e06ebba4a14073d20902d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1359",
    "kind": "arxiv",
    "version": 1
  }
}