Pith Number

pith:QPUEMHRJ

pith:2004:QPUEMHRJKPWNI5AVCPLAGBV3SX

not attested not anchored not stored refs pending

High energy gamma rays from the massive black hole in the Galactic Center

Andrii Neronov, Felix Aharonian

arxiv:astro-ph/0408303 v1 · 2004-08-17 · astro-ph · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPUEMHRJKPWNI5AVCPLAGBV3SX}

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.

Cited by

1 paper in Pith

Probing the sensitivity of CTAO-N LSTs observations at large zenith angles to the multi-TeV gamma-ray emission from the inner 10 parsecs of the Galactic Center

Receipt and verification

First computed	2026-05-18T01:07:32.262670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83e8461e2953ecd4741513d60306bb95e5ba3f67d334a9a06cc95e478f309691

Aliases

arxiv: astro-ph/0408303 · arxiv_version: astro-ph/0408303v1 · doi: 10.48550/arxiv.astro-ph/0408303 · pith_short_12: QPUEMHRJKPWN · pith_short_16: QPUEMHRJKPWNI5AV · pith_short_8: QPUEMHRJ

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/QPUEMHRJKPWNI5AVCPLAGBV3SX \
  | 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: 83e8461e2953ecd4741513d60306bb95e5ba3f67d334a9a06cc95e478f309691

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b24fbedcf313af844bc21547f854e5f4957e0cf4b60a94e99e46c6fdf777c0b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-17T11:28:49Z",
    "title_canon_sha256": "a8a12d053ac6d5066aa5237550a916e807b4a5a53a9da45d993c4a679a5dfdd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408303",
    "kind": "arxiv",
    "version": 1
  }
}