Pith Number

pith:MHS7T736

pith:2019:MHS7T7364NKPK6HRKUL4MSYVC3

not attested not anchored not stored refs pending

High efficiency photospheric emission entailed by formation of a collimation shock in gamma-ray bursts

Amir Levinson, Ehud Nakar, Ore Gottlieb

arxiv:1904.07244 v2 · 2019-04-15 · 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{MHS7T7364NKPK6HRKUL4MSYVC3}

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	2026-05-17T23:41:09.017702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61e5f9ff7ee354f578f15517c64b1516ebfc527d91e9546c6ca89722b27732d6

Aliases

arxiv: 1904.07244 · arxiv_version: 1904.07244v2 · doi: 10.48550/arxiv.1904.07244 · pith_short_12: MHS7T7364NKP · pith_short_16: MHS7T7364NKPK6HR · pith_short_8: MHS7T736

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/MHS7T7364NKPK6HRKUL4MSYVC3 \
  | 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: 61e5f9ff7ee354f578f15517c64b1516ebfc527d91e9546c6ca89722b27732d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "425642692003a5638338a2cacec9229f447c94d1c3035e9def56cfaa6432e81b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-15T18:00:02Z",
    "title_canon_sha256": "60f62e75151d2de4c2eb49f8d17165e3280b9b81676f89d66aac304e85832c08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07244",
    "kind": "arxiv",
    "version": 2
  }
}