Pith Number

pith:SIA3HJVN

pith:2009:SIA3HJVN2MBDTCQ4XQKCQ6SOVN

not attested not anchored not stored refs pending

Discovery of Radio Afterglow from the Most Distant Cosmic Explosion

Dale A. Frail, Derek Fox, Douglas C.-J. Bock, Edo Berger, Fiona Harrison, Mansi Kasliwal, Poonam Chandra, S. Bradley Cenko, Shrinivas Kulkarni

arxiv:0910.4367 v1 · 2009-10-22 · 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{SIA3HJVN2MBDTCQ4XQKCQ6SOVN}

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	2026-05-18T02:11:12.534300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9201b3a6add302398a1cbc14287a4eab7d985f98205cadb2bd2ee5b77774374b

Aliases

arxiv: 0910.4367 · arxiv_version: 0910.4367v1 · doi: 10.48550/arxiv.0910.4367 · pith_short_12: SIA3HJVN2MBD · pith_short_16: SIA3HJVN2MBDTCQ4 · pith_short_8: SIA3HJVN

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/SIA3HJVN2MBDTCQ4XQKCQ6SOVN \
  | 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: 9201b3a6add302398a1cbc14287a4eab7d985f98205cadb2bd2ee5b77774374b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c01032d54021e0b926febc469bc1b05a1659e33f56ba788f2224f89565605a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-22T17:21:46Z",
    "title_canon_sha256": "7c8174298c95edddd800781d8eb24821ebab936b654c2d94e24cc7e44f9fa436"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4367",
    "kind": "arxiv",
    "version": 1
  }
}