Pith Number

pith:OR6O3PY6

pith:2020:OR6O3PY6F77RFBQTWTTEMNKP3U

not attested not anchored not stored refs pending

GRB 111209A/SN 2011kl: Collapse of a supramassive magnetar with r-mode oscillation and fall-back accretion onto a newborn black hole

Da-Bin Lin, Jie Lin, Rui-Jing Lu, Xiang-Gao Wang

arxiv:2004.05514 v1 · 2020-04-12 · 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{OR6O3PY6F77RFBQTWTTEMNKP3U}

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	2026-07-05T01:07:28.814246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

747cedbf1e2fff128613b4e646354fdd33eb2261661000e7bba2486c87db268a

Aliases

arxiv: 2004.05514 · arxiv_version: 2004.05514v1 · doi: 10.48550/arxiv.2004.05514 · pith_short_12: OR6O3PY6F77R · pith_short_16: OR6O3PY6F77RFBQT · pith_short_8: OR6O3PY6

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/OR6O3PY6F77RFBQTWTTEMNKP3U \
  | 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: 747cedbf1e2fff128613b4e646354fdd33eb2261661000e7bba2486c87db268a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e570ef924ebfaae74aba03e89f98b05c913cf5218894749e2cc083d628cf7f16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-04-12T00:54:00Z",
    "title_canon_sha256": "8f59b85b77230007ef94887faea7c8f539df5b773302353b847b954ef73b6734"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.05514",
    "kind": "arxiv",
    "version": 1
  }
}