Pith Number

pith:ORX7PT2T

pith:2011:ORX7PT2T6L62DUPXCP4AWN2ZPM

not attested not anchored not stored refs pending

Discovery of VHE gamma-ray emission from the W49 region with H.E.S.S

Arache Djannati-Ata\"i, Francois Brun, Mathieu de Naurois, Stefan Ohm (for the H.E.S.S. Collaboration), Svenja Carrigan, Werner Hofmann

arxiv:1104.5003 v1 · 2011-04-26 · 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{ORX7PT2T6L62DUPXCP4AWN2ZPM}

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	2026-07-04T23:54:43.561593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

746ff7cf53f2fda1d1f713f80b37597b0e8f5393dfd817c3d7f92fb32ce222d8

Aliases

arxiv: 1104.5003 · arxiv_version: 1104.5003v1 · doi: 10.48550/arxiv.1104.5003 · pith_short_12: ORX7PT2T6L62 · pith_short_16: ORX7PT2T6L62DUPX · pith_short_8: ORX7PT2T

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/ORX7PT2T6L62DUPXCP4AWN2ZPM \
  | 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: 746ff7cf53f2fda1d1f713f80b37597b0e8f5393dfd817c3d7f92fb32ce222d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7ec67d22c711fb130c93924f3daed09ef71065bc0c0ca86d5a229206eb4cb6b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-04-26T19:47:28Z",
    "title_canon_sha256": "3f3edc4a5480116ef50a009b08e0836440c4cb0318ed0fd3af89bd2ff788372f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5003",
    "kind": "arxiv",
    "version": 1
  }
}