Pith Number

pith:342NGU3D

pith:2021:342NGU3DUJ5AXBM5MO2EYZX5W3

not attested not anchored not stored refs pending

GRB jet structure and the jet break

Andrew J. Levan, D. Alexander Kann, Gavin P Lamb, Ilya Mandel, Joseph John Fern\'andez, Nial R. Tanvir

arxiv:2104.11099 v2 · 2021-04-22 · 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{342NGU3DUJ5AXBM5MO2EYZX5W3}

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	2026-07-05T03:05:02.312154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df34d35363a27a0b859d63b44c66fdb6e5dd99f048ff680cc31b529e6cabd593

Aliases

arxiv: 2104.11099 · arxiv_version: 2104.11099v2 · doi: 10.48550/arxiv.2104.11099 · pith_short_12: 342NGU3DUJ5A · pith_short_16: 342NGU3DUJ5AXBM5 · pith_short_8: 342NGU3D

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/342NGU3DUJ5AXBM5MO2EYZX5W3 \
  | 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: df34d35363a27a0b859d63b44c66fdb6e5dd99f048ff680cc31b529e6cabd593

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab877dec11c6e472fb1902b76e902baba0eb1990eb6c99956264446dc71f37a5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-04-22T14:35:19Z",
    "title_canon_sha256": "d36048a91e6d413dfebaaeeb495aa7ee45396596100ea2725e9fdb7a0db668ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11099",
    "kind": "arxiv",
    "version": 2
  }
}