Pith Number

pith:57VA55JA

pith:2019:57VA55JAEYXASOSGMC6ZRXTYRK

not attested not anchored not stored refs pending

Intrinsic GeV-TeV gamma-ray emission from EHSP blazars

B. van Soelen, K. K. Singh, N. Bhatt, P. J. Meintjes

arxiv:1907.11443 v1 · 2019-07-26 · 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{57VA55JAEYXASOSGMC6ZRXTYRK}

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	2026-05-17T23:39:29.061693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efea0ef520262e093a4660bd98de788a89a1884d3c9fd63117f4e6df75d3aae1

Aliases

arxiv: 1907.11443 · arxiv_version: 1907.11443v1 · doi: 10.48550/arxiv.1907.11443 · pith_short_12: 57VA55JAEYXA · pith_short_16: 57VA55JAEYXASOSG · pith_short_8: 57VA55JA

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/57VA55JAEYXASOSGMC6ZRXTYRK \
  | 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: efea0ef520262e093a4660bd98de788a89a1884d3c9fd63117f4e6df75d3aae1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e98ad32ca4e1f57c1c5eeab6659b998b92e8f37d8379ca03abea15bf8039a04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-07-26T09:06:47Z",
    "title_canon_sha256": "387409084e0669f47530118c907b46429f92cdc98acabe5af794367d84c0f3ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11443",
    "kind": "arxiv",
    "version": 1
  }
}