Pith Number

pith:G4L5VYGD

pith:2019:G4L5VYGDHC4RMFJT7SNFJGZ2XU

not attested not anchored not stored refs pending

Spectral Lag for a Radiating Jet Shell with a High Energy Cut-off Radiation Spectrum

Da-Bin Lin, En-Wei Liang, Jia Ren, Rui-Jing Lu, Rui-Quan Li, Shen-Shi Du, Xiang-Gao Wang, Ying-Ying Gan

arxiv:1907.08806 v2 · 2019-07-20 · 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{G4L5VYGDHC4RMFJT7SNFJGZ2XU}

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	2026-07-05T00:06:49.765456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3717dae0c338b9161533fc9a549b3abd20ef19ed10febc27e7ccd4788ab521bc

Aliases

arxiv: 1907.08806 · arxiv_version: 1907.08806v2 · doi: 10.48550/arxiv.1907.08806 · pith_short_12: G4L5VYGDHC4R · pith_short_16: G4L5VYGDHC4RMFJT · pith_short_8: G4L5VYGD

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/G4L5VYGDHC4RMFJT7SNFJGZ2XU \
  | 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: 3717dae0c338b9161533fc9a549b3abd20ef19ed10febc27e7ccd4788ab521bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68a164b82d976b385323d91d2fa1c4079c3229a1ace2056a769f1876ea9696e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-07-20T13:09:15Z",
    "title_canon_sha256": "a1e1b9bc9283508b65d67a597831bf5b709056b23ed586e1693b798a0ee30015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08806",
    "kind": "arxiv",
    "version": 2
  }
}