Pith Number

pith:HQZXPOFX

pith:2014:HQZXPOFXKOH7H5CMVWXTJ5SD3V

not attested not anchored not stored refs pending

Blazar candidates beyond redshift 4 observed by Swift

F. Tavecchio, G. Ghisellini, G. Tagliaferri, L. Foschini, M. Nardini, N. Gehrels, T. Sbarrato

arxiv:1410.0364 v2 · 2014-10-01 · 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{HQZXPOFXKOH7H5CMVWXTJ5SD3V}

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	2026-05-18T01:41:53.426599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c3377b8b7538ff3f44cadaf34f643dd71a48df616ebe206def9a19cd4f5aa0c

Aliases

arxiv: 1410.0364 · arxiv_version: 1410.0364v2 · doi: 10.48550/arxiv.1410.0364 · pith_short_12: HQZXPOFXKOH7 · pith_short_16: HQZXPOFXKOH7H5CM · pith_short_8: HQZXPOFX

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/HQZXPOFXKOH7H5CMVWXTJ5SD3V \
  | 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: 3c3377b8b7538ff3f44cadaf34f643dd71a48df616ebe206def9a19cd4f5aa0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "342700b2b44ada7f06eec7e4f2255390c62a63b12462107e2ccccbe99561918b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-10-01T20:00:10Z",
    "title_canon_sha256": "39255856b60be64596fc86317f6ab4ad47e5af90b2dbcb4fa51c6806c1972188"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0364",
    "kind": "arxiv",
    "version": 2
  }
}