Pith Number

pith:I3HUTRF2

pith:2020:I3HUTRF22EN6QS46RSVKSFSAQC

not attested not anchored not stored refs pending

Evolving parsec-scale radio structure in the most distant blazar known

Jun Yang, Krisztina \'E. Gab\'anyi, Krisztina Perger, Leonid I. Gurvits, Prashanth Mohan, S\'andor Frey, Tao An, Yingkang Zhang, Zhenya Zheng, Zsolt Paragi

arxiv:2001.02809 v1 · 2020-01-09 · 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{I3HUTRF22EN6QS46RSVKSFSAQC}

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	2026-07-05T00:32:41.237812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46cf49c4bad11be84b9e8caaa9164080b6965007d1c2b5c5b4ae388886280466

Aliases

arxiv: 2001.02809 · arxiv_version: 2001.02809v1 · doi: 10.48550/arxiv.2001.02809 · pith_short_12: I3HUTRF22EN6 · pith_short_16: I3HUTRF22EN6QS46 · pith_short_8: I3HUTRF2

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/I3HUTRF22EN6QS46RSVKSFSAQC \
  | 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: 46cf49c4bad11be84b9e8caaa9164080b6965007d1c2b5c5b4ae388886280466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aff4c7e3dec8e4c8f0f66f4a5cb3a447f4c72f8e776e5e6287e1ac7bb182709",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-09T02:10:11Z",
    "title_canon_sha256": "8aa0d09222e00730bbdfe59ab97c6710d5925189a266d5561153aabba44b1ed6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02809",
    "kind": "arxiv",
    "version": 1
  }
}