Pith Number

pith:RWI7QUTN

pith:2016:RWI7QUTNGRDZJVKITMC6YIHP2C

not attested not anchored not stored refs pending

On the Evolution of High-Redshift Active Galactic Nuclei

Jirong Mao (Yunnan Observatories), Minsun Kim (KASI)

arxiv:1609.03753 v1 · 2016-09-13 · 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{RWI7QUTNGRDZJVKITMC6YIHP2C}

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	2026-05-18T01:04:17.261249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d91f8526d344794d5489b05ec20efd0958d05657b2122f8774910d5db660947

Aliases

arxiv: 1609.03753 · arxiv_version: 1609.03753v1 · doi: 10.48550/arxiv.1609.03753 · pith_short_12: RWI7QUTNGRDZ · pith_short_16: RWI7QUTNGRDZJVKI · pith_short_8: RWI7QUTN

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/RWI7QUTNGRDZJVKITMC6YIHP2C \
  | 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: 8d91f8526d344794d5489b05ec20efd0958d05657b2122f8774910d5db660947

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484f81ca628a9a4db1539e1bd2e3b9ddec2216e08568a356f570962a3b2d70d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-13T10:27:29Z",
    "title_canon_sha256": "4c95bb91bdb4bfc3a5afbf957997697e8544607772ac3b1746284eaf7195db43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03753",
    "kind": "arxiv",
    "version": 1
  }
}