Pith Number

pith:45WKFHZH

pith:2010:45WKFHZHAPHYURRO422KPGCU33

not attested not anchored not stored refs pending

A possible jet precession in the periodic quasar B0605-085

Andreas Eckart, Anton J. Zensus, Arno Witzel, Eduardo Ros, Harri Terasranta, Hugh D. Aller, Margo F. Aller, Marios Karouzos, Nadia Kudryavtseva, Silke Britzen

arxiv:1007.0989 v1 · 2010-07-06 · astro-ph.HE · 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{45WKFHZHAPHYURRO422KPGCU33}

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	2026-05-18T02:06:31.871057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e76ca29f2703cf8a462ee6b4a79854ded19477758323bbbe87ab90a512931a86

Aliases

arxiv: 1007.0989 · arxiv_version: 1007.0989v1 · doi: 10.48550/arxiv.1007.0989 · pith_short_12: 45WKFHZHAPHY · pith_short_16: 45WKFHZHAPHYURRO · pith_short_8: 45WKFHZH

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/45WKFHZHAPHYURRO422KPGCU33 \
  | 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: e76ca29f2703cf8a462ee6b4a79854ded19477758323bbbe87ab90a512931a86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d751e3fbb0a8ccc1d7315671d7b1db15b95b32ea4e41c9ceffd4aeb5c1142e3d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-07-06T20:00:06Z",
    "title_canon_sha256": "a984e53c67145c29d96c2e608034be5840850e99fcaa84e8bc0dc13b5158ced7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0989",
    "kind": "arxiv",
    "version": 1
  }
}