Pith Number

pith:FPJFETDY

pith:2010:FPJFETDYRUHOPDESHKR6BVZE67

not attested not anchored not stored refs pending

Radio emission of SN1993J. The complete picture: II. Simultaneous fit of expansion and radio light curves

A. Alberdi, E. Ros, I. Marti-Vidal, J.C. Guirado, J.M. Marcaide, M.A. Perez-Torres

arxiv:1007.1224 v4 · 2010-07-07 · 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{FPJFETDYRUHOPDESHKR6BVZE67}

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	2026-05-18T02:06:31.402965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd2524c788d0ee78c923aa3e0d724f7cecbcccad6aab3f7d98a857cafe222bc

Aliases

arxiv: 1007.1224 · arxiv_version: 1007.1224v4 · doi: 10.48550/arxiv.1007.1224 · pith_short_12: FPJFETDYRUHO · pith_short_16: FPJFETDYRUHOPDES · pith_short_8: FPJFETDY

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/FPJFETDYRUHOPDESHKR6BVZE67 \
  | 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: 2bd2524c788d0ee78c923aa3e0d724f7cecbcccad6aab3f7d98a857cafe222bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae85e9e1a61d6c3a4f33281da4c843e4e6ffec8bb945bea9f1a5b49926897e13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-07-07T19:05:31Z",
    "title_canon_sha256": "ad68dea71fcfd990d0bf86e4955be185626bf96c9d7bf33594c9bb68c19a6070"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1224",
    "kind": "arxiv",
    "version": 4
  }
}