Pith Number

pith:RUERERHS

pith:2009:RUERERHSTP3G6OQXLOX3RQR626

not attested not anchored not stored refs pending

The Ultraluminous State

Chris Done, J. C. Gladstone, T. P. Roberts

arxiv:0905.4076 v1 · 2009-05-26 · astro-ph.CO · 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{RUERERHSTP3G6OQXLOX3RQR626}

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	2026-05-18T02:13:37.646466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d091244f29bf66f3a175bafb8c23ed7bf0842fd2b2e25774ddd2c68f5c229e9

Aliases

arxiv: 0905.4076 · arxiv_version: 0905.4076v1 · doi: 10.48550/arxiv.0905.4076 · pith_short_12: RUERERHSTP3G · pith_short_16: RUERERHSTP3G6OQX · pith_short_8: RUERERHS

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/RUERERHSTP3G6OQXLOX3RQR626 \
  | 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: 8d091244f29bf66f3a175bafb8c23ed7bf0842fd2b2e25774ddd2c68f5c229e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0c0d31347071ac16e901cf1c209d43f205a12633d64192502d697153945c4a3",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-26T08:43:21Z",
    "title_canon_sha256": "5afaea9df6d727e103e875fafe3fd4ac4547f9a91b8930920be16a6313e2d438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4076",
    "kind": "arxiv",
    "version": 1
  }
}