Pith Number

pith:QLRJEIYJ

pith:2021:QLRJEIYJ4O6MFRAKPVQRU6YCZ2

not attested not anchored not stored refs pending

GRB 191016A: The onset of the forward shock and evidence of late energy injection

A. M. Watson, A. S. Kutyrev, E. Fraire-Bonilla, E. Ramirez-Ruiz, E. Troja, F. De Colle, J. J. Gonz\'alez, J. S. Bloom, J. X. Prochaska, M. G. Richer, M. Pereyra, N. Fraija, N. R. Butler, R. L. Becerra, S. Dichiara, W. H. Lee

arxiv:2111.15168 v1 · 2021-11-30 · 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{QLRJEIYJ4O6MFRAKPVQRU6YCZ2}

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	2026-07-05T03:58:58.506700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82e2922309e3bcc2c40a7d611a7b02ce9df655cdf6b81b2ea984aa925930bb9e

Aliases

arxiv: 2111.15168 · arxiv_version: 2111.15168v1 · doi: 10.48550/arxiv.2111.15168 · pith_short_12: QLRJEIYJ4O6M · pith_short_16: QLRJEIYJ4O6MFRAK · pith_short_8: QLRJEIYJ

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/QLRJEIYJ4O6MFRAKPVQRU6YCZ2 \
  | 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: 82e2922309e3bcc2c40a7d611a7b02ce9df655cdf6b81b2ea984aa925930bb9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3074323e2cc498b0d200af9237b1614134b1d6724626277c358a4b19f265367a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-30T07:08:13Z",
    "title_canon_sha256": "6f1e874950583604c2829c93f05cf5de4f5b04ea730b6c6b7c24c3e57d6d8e2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.15168",
    "kind": "arxiv",
    "version": 1
  }
}