Pith Number

pith:R6RZTGGQ

pith:2011:R6RZTGGQN2B44CILBREEAQSUOB

not attested not anchored not stored refs pending

Discovery of VHE emission from PKS 0447-439 with H.E.S.S. and MWL studies

A. Zech, B. Behera, B. Giebels, C. Boisson, H. Sol, J.-P. Lenain, K. Kosack, M. de Naurois, M. Hauser, M. Kastendieck, M. Punch, M. Raue, S. Kaufmann, S. Wagner, The H.E.S.S. Collaboration, Y. Becherini

arxiv:1105.0840 v1 · 2011-05-04 · 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{R6RZTGGQN2B44CILBREEAQSUOB}

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	2026-05-18T04:23:01.723658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fa39998d06e83ce090b0c48404254706b6923bebec13b45d12822df11ba1415

Aliases

arxiv: 1105.0840 · arxiv_version: 1105.0840v1 · doi: 10.48550/arxiv.1105.0840 · pith_short_12: R6RZTGGQN2B4 · pith_short_16: R6RZTGGQN2B44CIL · pith_short_8: R6RZTGGQ

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/R6RZTGGQN2B44CILBREEAQSUOB \
  | 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: 8fa39998d06e83ce090b0c48404254706b6923bebec13b45d12822df11ba1415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98b1fcb0529a60113832f595897c8182b619bfc6cc83c67eb75624c7f7ddc96c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-05-04T14:35:40Z",
    "title_canon_sha256": "5a1ae99c981fa64a4e9708dcd28575611ef017a70597110abec8be0c209fb900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0840",
    "kind": "arxiv",
    "version": 1
  }
}