Pith Number

pith:7QUEHSHI

pith:2015:7QUEHSHISE3NGFTZHKNC6ZUGXL

not attested not anchored not stored refs pending

The NuSTAR Extragalactic Surveys: Initial Results and Catalog from the Extended Chandra Deep Field South

A. Comastri, A. Del-Moro, B. Luo, B. W. Grefenstette, C. J. Hailey, C. M. Urry, C. Saez, D. M. Alexander, D. R. Ballantyne, D. R. Wik, D. Stern, E. Treister, F. A. Harrison, F. E. Bauer, F. E. Christensen, F. M. Civano, G. B. Lansbury, J. Aird, J. R. Mullaney, K. Forster, K. K. Madsen, L. Zappacosta, M. Ajello, M. Balokovic, M. Brightman, M. Elvis, M. Koss, P. Gandhi, R. Assef, R. C. Hickox, S. E. Boggs, S. M. LaMassa, S. Puccetti, W. N. Brandt, W. W. Craig, W. Zhang

arxiv:1511.04186 v1 · 2015-11-13 · 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{7QUEHSHISE3NGFTZHKNC6ZUGXL}

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	2026-05-18T01:26:40.552159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2843c8e89136d316793a9a2f6686bafef970dbbe5f0844e7fab3630c58a754

Aliases

arxiv: 1511.04186 · arxiv_version: 1511.04186v1 · doi: 10.48550/arxiv.1511.04186 · pith_short_12: 7QUEHSHISE3N · pith_short_16: 7QUEHSHISE3NGFTZ · pith_short_8: 7QUEHSHI

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/7QUEHSHISE3NGFTZHKNC6ZUGXL \
  | 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: fc2843c8e89136d316793a9a2f6686bafef970dbbe5f0844e7fab3630c58a754

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a5f8df0ec847daa6650a70261aad3881415e976ec66d421b3a196b4e1f8086e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-11-13T06:42:49Z",
    "title_canon_sha256": "495604c393624b744ca484118f0b02f60de815899c1e997a202b7246b7b03704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04186",
    "kind": "arxiv",
    "version": 1
  }
}