Pith Number

pith:3QRWNPC3

pith:2012:3QRWNPC3WL3X4JXY62YO7WFAHL

not attested not anchored not stored refs pending

High energy blazars spectroscopy with X-Shooter on the VLT

Catherine Boisson, Jean-Philippe Lenain, Lucie G\'erard, Michael Punch, Paolo Goldoni, Santiago Pita, Yvonne Becherini

arxiv:1208.1785 v1 · 2012-08-08 · 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{3QRWNPC3WL3X4JXY62YO7WFAHL}

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	2026-05-18T01:55:17.369009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc2366bc5bb2f77e26f8f6b0efd8a03ae6e8e9e3d9789e67d39bd6d8cf726e7a

Aliases

arxiv: 1208.1785 · arxiv_version: 1208.1785v1 · doi: 10.48550/arxiv.1208.1785 · pith_short_12: 3QRWNPC3WL3X · pith_short_16: 3QRWNPC3WL3X4JXY · pith_short_8: 3QRWNPC3

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/3QRWNPC3WL3X4JXY62YO7WFAHL \
  | 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: dc2366bc5bb2f77e26f8f6b0efd8a03ae6e8e9e3d9789e67d39bd6d8cf726e7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2374e6d0f070086c5e684498deb3f299b3f4d50c943448759c8c2322a6bdeb9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-08-08T21:28:27Z",
    "title_canon_sha256": "377d8abd864545ba8c648ec8578503fd09c2a1454f7e051779b05c80c56376ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1785",
    "kind": "arxiv",
    "version": 1
  }
}