Pith Number

pith:ENGZNPKQ

pith:2018:ENGZNPKQDCASY72KVVIH7QJSHS

not attested not anchored not stored refs pending

DEIMOS Observations of WISE-Selected, Optically Obscured AGNs

Anson Lam, Edward L. Wright, Matthew A. Malkan

arxiv:1807.03747 v1 · 2018-07-10 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ENGZNPKQDCASY72KVVIH7QJSHS}

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	2026-05-18T00:10:44.234145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

234d96bd5018812c7f4aad507fc1323c9f5b438b8f2d30d2e2fff817e1b2eb78

Aliases

arxiv: 1807.03747 · arxiv_version: 1807.03747v1 · doi: 10.48550/arxiv.1807.03747 · pith_short_12: ENGZNPKQDCAS · pith_short_16: ENGZNPKQDCASY72K · pith_short_8: ENGZNPKQ

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/ENGZNPKQDCASY72KVVIH7QJSHS \
  | 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: 234d96bd5018812c7f4aad507fc1323c9f5b438b8f2d30d2e2fff817e1b2eb78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27d16c1cc030c1b3c48cb9e6d9c999572d6dc61b227b7728541d8c6eacbead36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-10T16:51:18Z",
    "title_canon_sha256": "412957dd9f3eacfbf42501a2355c2fb3220cf57d35e557d22af2102ee367c521"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03747",
    "kind": "arxiv",
    "version": 1
  }
}