Pith Number

pith:7IJB4YOU

pith:2012:7IJB4YOU6H5MLEYAVJVZYTRTDG

not attested not anchored not stored refs pending

Short-Term Variability of PKS1510-089

Akihiro Doi, Akiko Kadota, Kenta Fujisawa, Kiyoaki Wajima, Satoko Sawada-Satoh

arxiv:1205.2150 v1 · 2012-05-10 · 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{7IJB4YOU6H5MLEYAVJVZYTRTDG}

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	2026-05-18T00:50:23.964933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa121e61d4f1fac59300aa6b9c4e3319ac6829da0a009fff6d59640299648720

Aliases

arxiv: 1205.2150 · arxiv_version: 1205.2150v1 · doi: 10.48550/arxiv.1205.2150 · pith_short_12: 7IJB4YOU6H5M · pith_short_16: 7IJB4YOU6H5MLEYA · pith_short_8: 7IJB4YOU

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/7IJB4YOU6H5MLEYAVJVZYTRTDG \
  | 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: fa121e61d4f1fac59300aa6b9c4e3319ac6829da0a009fff6d59640299648720

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c54fb7d6cb594940e6697f6c09e0249916be5dd8f08abb2b87bb40c864588536",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-05-10T03:24:46Z",
    "title_canon_sha256": "c487617afbc8788facee8ec8846712cf51a3c2ed7f8b84ba43f0597750394bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2150",
    "kind": "arxiv",
    "version": 1
  }
}