Pith Number

pith:A63RZI7X

pith:2012:A63RZI7XHJQ4SXSEYMMFW27S5W

not attested not anchored not stored refs pending

Discovery of Volcanic Activity on Io. A Historical Review

CA, L. A. Morabito (1) ((1) Victor Valley College, USA), Victorville

arxiv:1211.2554 v1 · 2012-11-12 · physics.hist-ph · astro-ph.EP · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A63RZI7XHJQ4SXSEYMMFW27S5W}

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	2026-05-18T03:41:02.993110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07b71ca3f73a61c95e44c3185b6bf2edbe1a243ac94a89b1cbf4dab8df678aec

Aliases

arxiv: 1211.2554 · arxiv_version: 1211.2554v1 · doi: 10.48550/arxiv.1211.2554 · pith_short_12: A63RZI7XHJQ4 · pith_short_16: A63RZI7XHJQ4SXSE · pith_short_8: A63RZI7X

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/A63RZI7XHJQ4SXSEYMMFW27S5W \
  | 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: 07b71ca3f73a61c95e44c3185b6bf2edbe1a243ac94a89b1cbf4dab8df678aec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1d164f8235a81dabc5d408e6da012bc3a165da4f6e00f47c1ccb64b7e91c151",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.pop-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2012-11-12T10:38:30Z",
    "title_canon_sha256": "072f8b61366b2c8a0d000ec4569e17b8b8b9d35b87e866f4bcf28ce11e2ace86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2554",
    "kind": "arxiv",
    "version": 1
  }
}