Pith Number

pith:2TZQOE4M

pith:2009:2TZQOE4MJBO7ZF33R4CVTAK5QV

not attested not anchored not stored refs pending

Long duration radio transients lacking optical counterparts are possibly Galactic Neutron Stars

A. Gal-Yam, B. Breslauer, D. Frail, E. O. Ofek, E. Waxman, M. M. Kasliwal, S. R. Kulkarni

arxiv:0910.3676 v1 · 2009-10-19 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2TZQOE4MJBO7ZF33R4CVTAK5QV}

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	2026-05-18T02:34:18.249277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4f307138c485dfc977b8f0559815d85618ead8ed324a157d10b045b8025ea74

Aliases

arxiv: 0910.3676 · arxiv_version: 0910.3676v1 · doi: 10.48550/arxiv.0910.3676 · pith_short_12: 2TZQOE4MJBO7 · pith_short_16: 2TZQOE4MJBO7ZF33 · pith_short_8: 2TZQOE4M

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/2TZQOE4MJBO7ZF33R4CVTAK5QV \
  | 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: d4f307138c485dfc977b8f0559815d85618ead8ed324a157d10b045b8025ea74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c0e01df52213f586d59e6a02bd215a48a4bcfdd3b5ac4455c3992d619cc17f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-10-19T20:34:22Z",
    "title_canon_sha256": "a45271bacb7c0e564094bdf05ae8dcd675a348eac4d356277e9cdd7dc5c20a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3676",
    "kind": "arxiv",
    "version": 1
  }
}