Pith Number

pith:SN74AVY4

pith:2011:SN74AVY4WC3G4V3JAAHFHTSMXC

not attested not anchored not stored refs pending

A hidden radio halo in A1682?

D. Dallacasa, S. Giacintucci, T. Venturi

arxiv:1107.2198 v1 · 2011-07-12 · 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{SN74AVY4WC3G4V3JAAHFHTSMXC}

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	2026-05-18T04:18:25.053408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

937fc0571cb0b66e5769000e53ce4cb882c997f0e5ea3e74e2036a26e32b1481

Aliases

arxiv: 1107.2198 · arxiv_version: 1107.2198v1 · doi: 10.48550/arxiv.1107.2198 · pith_short_12: SN74AVY4WC3G · pith_short_16: SN74AVY4WC3G4V3J · pith_short_8: SN74AVY4

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/SN74AVY4WC3G4V3JAAHFHTSMXC \
  | 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: 937fc0571cb0b66e5769000e53ce4cb882c997f0e5ea3e74e2036a26e32b1481

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bb3beadaaeea54837165140371ea9f5e28f300e28852be970021e56ecbd4586",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-12T06:45:10Z",
    "title_canon_sha256": "43f0836bcc30e47e95f9b9681c209993fea27dc850025e89579cd21b8a419a80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2198",
    "kind": "arxiv",
    "version": 1
  }
}