Pith Number

pith:KTL6SAKD

pith:2020:KTL6SAKDADUNX5WMJ2E7XDLMBD

not attested not anchored not stored refs pending

Extended X-ray emission from the z=4.26 radio galaxy 4C 63.20

Adi Foord, Benedetta Ciardi, Edmund Hodges-Kluck, Elena Gallo, Francesco Haardt, Gabriele Ghisellini, Jianfeng Wu, Kate Napier

arxiv:2007.10368 v1 · 2020-07-20 · 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{KTL6SAKDADUNX5WMJ2E7XDLMBD}

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	2026-07-05T01:26:22.064455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54d7e9014300e8dbf6cc4e89fb8d6c08d9a2ce5001a9be30638d681985ee7edf

Aliases

arxiv: 2007.10368 · arxiv_version: 2007.10368v1 · doi: 10.48550/arxiv.2007.10368 · pith_short_12: KTL6SAKDADUN · pith_short_16: KTL6SAKDADUNX5WM · pith_short_8: KTL6SAKD

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/KTL6SAKDADUNX5WMJ2E7XDLMBD \
  | 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: 54d7e9014300e8dbf6cc4e89fb8d6c08d9a2ce5001a9be30638d681985ee7edf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee459fea1549e9384b317e37875245c2fd52d2173de1717a2717a87aa0f3a4f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-07-20T18:00:51Z",
    "title_canon_sha256": "2578a9c51a127ffae89b0d7c849610f7fa0f339d430aa6d6c071b8449e9fd522"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.10368",
    "kind": "arxiv",
    "version": 1
  }
}