Pith Number

pith:IOBRYCHE

pith:2017:IOBRYCHEWFPRT32FQKSMKUM3FN

not attested not anchored not stored refs pending

Ultra-compact structure in radio quasars as a cosmological probe: a revised study of the interaction between cosmic dark sectors

Jingzhao Qi, Marek Biesiada, Shuo Cao, Xiaogang Zheng, Zong-Hong Zhu

arxiv:1705.06204 v2 · 2017-05-17 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOBRYCHEWFPRT32FQKSMKUM3FN}

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	2026-05-18T00:26:46.258201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43831c08e4b15f19ef4582a4c5519b2b54472a2d7622bd804bd9241be074d554

Aliases

arxiv: 1705.06204 · arxiv_version: 1705.06204v2 · doi: 10.48550/arxiv.1705.06204 · pith_short_12: IOBRYCHEWFPR · pith_short_16: IOBRYCHEWFPRT32F · pith_short_8: IOBRYCHE

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/IOBRYCHEWFPRT32FQKSMKUM3FN \
  | 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: 43831c08e4b15f19ef4582a4c5519b2b54472a2d7622bd804bd9241be074d554

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5c45dc64487d36c2c4be236e168869ee3292c8725b6ccb8007b3e0ad65c8d06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-05-17T15:18:26Z",
    "title_canon_sha256": "4c0f5cbae2fc5024db9d475cd2fffa9aa86047b83ca9afef7bc6bc2fa932ea57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06204",
    "kind": "arxiv",
    "version": 2
  }
}