Pith Number

pith:TMYRZNGT

pith:2011:TMYRZNGTUZSDQ544J7XY2TQOIN

not attested not anchored not stored refs pending

Irreversible gravitational collapse: black stars or black holes?

Christian Corda, Herman J. Mosquera Cuesta

arxiv:1105.3394 v1 · 2011-05-15 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMYRZNGTUZSDQ544J7XY2TQOIN}

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	2026-05-18T04:10:46.995181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b311cb4d3a66438779c4fef8d4e0e436f41c7ecd62959e8308637de5166c0a1

Aliases

arxiv: 1105.3394 · arxiv_version: 1105.3394v1 · doi: 10.48550/arxiv.1105.3394 · pith_short_12: TMYRZNGTUZSD · pith_short_16: TMYRZNGTUZSDQ544 · pith_short_8: TMYRZNGT

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/TMYRZNGTUZSDQ544J7XY2TQOIN \
  | 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: 9b311cb4d3a66438779c4fef8d4e0e436f41c7ecd62959e8308637de5166c0a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81acb9f4acf0691bf4380d16e6810fda51acd97082c9927b343dbd930456723e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-05-15T06:58:49Z",
    "title_canon_sha256": "e85b9928afa4c2a205566a56bf6d32cf340f3248bb3626e34462d67a501e1ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3394",
    "kind": "arxiv",
    "version": 1
  }
}