Pith Number

pith:QRQVJGRA

pith:2024:QRQVJGRA3F627TPLQDD4PQTRCE

not attested not anchored not stored refs pending

Development of the observatory software for the SKAO

Andrew D. Biggs, Brendan McCollam, Elizabeth S. Bartlett, Rupert Lung, Sean Ellis, Stewart J. Williams, Thaddeus Kenny, Viivi Pursiainen

arxiv:2407.17142 v1 · 2024-07-24 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRQVJGRA3F627TPLQDD4PQTRCE}

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	2026-07-05T08:48:02.871684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8461549a20d97dafcdeb80c7c7c271112ac93a02f08649fc3705ffb4edf2819e

Aliases

arxiv: 2407.17142 · arxiv_version: 2407.17142v1 · doi: 10.48550/arxiv.2407.17142 · pith_short_12: QRQVJGRA3F62 · pith_short_16: QRQVJGRA3F627TPL · pith_short_8: QRQVJGRA

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/QRQVJGRA3F627TPLQDD4PQTRCE \
  | 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: 8461549a20d97dafcdeb80c7c7c271112ac93a02f08649fc3705ffb4edf2819e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1548f925dbba80b54ca83d88a62a90062d559167cccadbe777fddad4e6a88a09",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-07-24T10:26:56Z",
    "title_canon_sha256": "b5e507376688a04ba6bc7f26377f5c32d21035e20e7f0f7814fd56561c5af291"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.17142",
    "kind": "arxiv",
    "version": 1
  }
}