Pith Number

pith:DBUHGO5M

pith:2020:DBUHGO5MVBATDWPHNLRWX5QARB

not attested not anchored not stored refs pending

NuSTAR perspective on high-redshift MeV blazars

A. Kaur, D. Gasparrini, D. Hartmann, G. Madejski, L. Marcotulli, M. Ajello, M. Rajagopal, R. Ojha, S. Marchesi, V. Paliya

arxiv:2001.01956 v1 · 2020-01-07 · 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{DBUHGO5MVBATDWPHNLRWX5QARB}

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	2026-07-05T00:40:08.263975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1868733baca84131d9e76ae36bf600884711c7c89a888673e7189044af83442a

Aliases

arxiv: 2001.01956 · arxiv_version: 2001.01956v1 · doi: 10.48550/arxiv.2001.01956 · pith_short_12: DBUHGO5MVBAT · pith_short_16: DBUHGO5MVBATDWPH · pith_short_8: DBUHGO5M

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/DBUHGO5MVBATDWPHNLRWX5QARB \
  | 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: 1868733baca84131d9e76ae36bf600884711c7c89a888673e7189044af83442a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abae64eecbb8f4aecc0a9145465ea934013e20bf7163a8a5a83ab79752fb4bfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-01-07T10:22:26Z",
    "title_canon_sha256": "b5c49c3877ba929f50f4ca141202e42864cfee4732ade500212540b1e2b0296a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01956",
    "kind": "arxiv",
    "version": 1
  }
}