Pith Number

pith:YR54SKMZ

pith:2026:YR54SKMZVFBHLAI7BGEYIDISNN

not attested not anchored not stored refs pending

Shortterm optical variability of 4C 29.45

Aykut \"Ozd\"onmez

arxiv:2606.27820 v1 · 2026-06-26 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YR54SKMZVFBHLAI7BGEYIDISNN}

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	2026-06-29T01:14:49.391213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c47bc92999a94275811f0989840d126b515b8bcd0bfe9942991ef4f2ce2947a1

Aliases

arxiv: 2606.27820 · arxiv_version: 2606.27820v1 · doi: 10.48550/arxiv.2606.27820 · pith_short_12: YR54SKMZVFBH · pith_short_16: YR54SKMZVFBHLAI7 · pith_short_8: YR54SKMZ

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/YR54SKMZVFBHLAI7BGEYIDISNN \
  | 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: c47bc92999a94275811f0989840d126b515b8bcd0bfe9942991ef4f2ce2947a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "173dbbb41b02c33dc502343d819aa6a2451a5491d7236a75d80927c4929f7789",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-06-26T08:02:11Z",
    "title_canon_sha256": "c086feb329e33bef9e3c0d267c9e64e077bf68e3ec659de8bd46e6e1bbae4a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27820",
    "kind": "arxiv",
    "version": 1
  }
}