Pith Number

pith:TDXROC5L

pith:2011:TDXROC5LQ2TKPUHVATZFIRKFDE

not attested not anchored not stored refs pending

Photometric and Spectroscopic Study of Abell 0671

Dongxin Fan, Qirong Yuan, Xuanbin Lin, Xu Kong, Xu Zhou, Zhizheng Pan

arxiv:1109.6445 v2 · 2011-09-29 · 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{TDXROC5LQ2TKPUHVATZFIRKFDE}

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	2026-05-18T02:00:21.674188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98ef170bab86a6a7d0f504f254454519088d19205a937731c5a952ee046cc2b0

Aliases

arxiv: 1109.6445 · arxiv_version: 1109.6445v2 · doi: 10.48550/arxiv.1109.6445 · pith_short_12: TDXROC5LQ2TK · pith_short_16: TDXROC5LQ2TKPUHV · pith_short_8: TDXROC5L

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/TDXROC5LQ2TKPUHVATZFIRKFDE \
  | 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: 98ef170bab86a6a7d0f504f254454519088d19205a937731c5a952ee046cc2b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "239390463be61c968f49ac8bc10f0a52a90ba0d4c59ef1cd7263345de31d8ffb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-29T09:13:29Z",
    "title_canon_sha256": "dddf7b8e370829c8ac9223d27a28cef6efcb31be1c8eda6419acbbd463d84a9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6445",
    "kind": "arxiv",
    "version": 2
  }
}