Pith Number

pith:3ITCPFKJ

pith:2011:3ITCPFKJZYQCBQ5STKTT2QJ5BN

not attested not anchored not stored refs pending

Resolved Submillimeter Observations of the HR 8799 and HD 107146 Debris Disks

A. Meredith Hughes (Miller Fellow, Chunhua Qi (CfA), David J. Wilner (CfA), Jonathan P. Williams (IfA), Kate Y. L. Su (U. Arizona), Ruth A. Murray-Clay (CfA), Sean M. Andrews (CfA), UC Berkeley)

arxiv:1107.3153 v1 · 2011-07-15 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ITCPFKJZYQCBQ5STKTT2QJ5BN}

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	2026-05-18T02:01:16.008416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da26279549ce2020c3b29aa73d413d0b6195ae681a422b6edd5cd89891614e75

Aliases

arxiv: 1107.3153 · arxiv_version: 1107.3153v1 · doi: 10.48550/arxiv.1107.3153 · pith_short_12: 3ITCPFKJZYQC · pith_short_16: 3ITCPFKJZYQCBQ5S · pith_short_8: 3ITCPFKJ

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/3ITCPFKJZYQCBQ5STKTT2QJ5BN \
  | 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: da26279549ce2020c3b29aa73d413d0b6195ae681a422b6edd5cd89891614e75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecc57e777fed43e786a9fee554772ef55b87351f8dd81e211ce76a6e9f93e141",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-07-15T20:00:10Z",
    "title_canon_sha256": "d7d3f5d7b56ca67809ab136949762ed1439c1a0eae9436c15eb310978a8fc1fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3153",
    "kind": "arxiv",
    "version": 1
  }
}