Pith Number

pith:QA5VQUJE

pith:1998:QA5VQUJEMRQC3WV2OGZN2XNXDL

not attested not anchored not stored refs pending

Constraints on the Physical Parameters of TeV Blazars

F. Tavecchio (1), G. Ghisellini (1) ((1) Osservatorio Astronomico di Brera, Italy), L. Maraschi (1), Milano

arxiv:astro-ph/9809051 v1 · 1998-09-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA5VQUJEMRQC3WV2OGZN2XNXDL}

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

3 papers in Pith

Parsec-scale polarimetry and kinematics of a spine-sheath jet in the neutrino-blazar TXS 0506+056

TeV-PeV Gamma-ray and Neutrino Emission in the Galactic Plane

Millimeter-wave Monitoring of Active Galactic Nuclei with the Africa Millimetre Telescope

Receipt and verification

First computed	2026-07-04T16:06:59.708854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

803b58512464602ddaba71b2dd5db71affc94cab8edd565179d64fe17fea9803

Aliases

arxiv: astro-ph/9809051 · arxiv_version: astro-ph/9809051v1 · doi: 10.48550/arxiv.astro-ph/9809051 · pith_short_12: QA5VQUJEMRQC · pith_short_16: QA5VQUJEMRQC3WV2 · pith_short_8: QA5VQUJE

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/QA5VQUJEMRQC3WV2OGZN2XNXDL \
  | 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: 803b58512464602ddaba71b2dd5db71affc94cab8edd565179d64fe17fea9803

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ab687066da759023c9ad8176e3a27ec0b3ec8796ae28efc710b333f51c9ed70",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-09-04T12:53:39Z",
    "title_canon_sha256": "531b59cc5d5125ce07b2c44b2d34ca089e0bf04557c58cb5c07e49e3718c21ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9809051",
    "kind": "arxiv",
    "version": 1
  }
}