Pith Number

pith:EYDFLWP5

pith:2009:EYDFLWP5GZDLHJ6CMG4XZ5KK35

not attested not anchored not stored refs pending

Radio Imaging of the Very-High-Energy Gamma-Ray Emission Region in the Central Engine of a Radio Galaxy

The H.E.S.S. Collaboration, the MAGIC Collaboration, the VERITAS collaboration, the VLBA 43 GHz M 87 Monitoring Team

arxiv:0908.0511 v1 · 2009-08-04 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYDFLWP5GZDLHJ6CMG4XZ5KK35}

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

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

Receipt and verification

First computed	2026-05-18T03:48:02.361347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

260655d9fd3646b3a7c261b97cf54adf5b5495f1f4fb40994f097f1ad31d9ec7

Aliases

arxiv: 0908.0511 · arxiv_version: 0908.0511v1 · doi: 10.48550/arxiv.0908.0511 · pith_short_12: EYDFLWP5GZDL · pith_short_16: EYDFLWP5GZDLHJ6C · pith_short_8: EYDFLWP5

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/EYDFLWP5GZDLHJ6CMG4XZ5KK35 \
  | 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: 260655d9fd3646b3a7c261b97cf54adf5b5495f1f4fb40994f097f1ad31d9ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85eba8a0475b541e60b445c65a36b8c2c9eb9857d6d6e409f7e7d2026b645f65",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-08-04T18:43:44Z",
    "title_canon_sha256": "d69a3c22e31e170dcccf3f0b0816aa67707a5a18cb45b8ba2fca4400dd890883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.0511",
    "kind": "arxiv",
    "version": 1
  }
}