Pith Number

pith:QKEFYUKF

pith:2010:QKEFYUKF7PKTWE67A4UY4HK5S5

not attested not anchored not stored refs pending

Multiband Photopolarimetric Monitoring of the Outburst of the Blazar 3C~454.3 in 2007

Akira Arai, Hideaki Katagiri, Hiromitsu Takahashi, Koji S. Kawabata, Mahito Sasada, Makoto Uemura, Masaru Kino, Mizuki Isogai, Osamu Nagae, Shuji Sato, Takashi Ohsugi, Takeshi Uehara, Takuya Yamashita, Tsunefumi Mizuno, Yasushi Fukazawa

arxiv:1003.2031 v1 · 2010-03-10 · astro-ph.CO · 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{QKEFYUKF7PKTWE67A4UY4HK5S5}

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	2026-05-18T02:08:35.625682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82885c5145fbd53b13df07298e1d5d976fb2d852c1ef70f4b06cfb3a12aff388

Aliases

arxiv: 1003.2031 · arxiv_version: 1003.2031v1 · doi: 10.48550/arxiv.1003.2031 · pith_short_12: QKEFYUKF7PKT · pith_short_16: QKEFYUKF7PKTWE67 · pith_short_8: QKEFYUKF

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/QKEFYUKF7PKTWE67A4UY4HK5S5 \
  | 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: 82885c5145fbd53b13df07298e1d5d976fb2d852c1ef70f4b06cfb3a12aff388

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd3d752b2c4897feabbf70ffa2cf8457bf5cc6a401b1d6743bca471ecabdd004",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-10T07:04:42Z",
    "title_canon_sha256": "2bbe6e31ca9b4421d052e981924a736cf99a43c004c8467208025f0b8af16b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2031",
    "kind": "arxiv",
    "version": 1
  }
}