Pith Number

pith:PB7OHKNX

pith:2021:PB7OHKNXTELEFVDSQLZ2JN6GBQ

not attested not anchored not stored refs pending

The buildup of the intracluster light of Abell 85 as seen by Subaru's Hyper Suprime-Cam

Giulia Santucci (University of New South Wales), Matt S. Owers (Macquarie University), Mireia Montes (University of New South Wales), Sarah Brough (University of New South Wales)

arxiv:2101.08290 v1 · 2021-01-20 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PB7OHKNXTELEFVDSQLZ2JN6GBQ}

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	2026-07-05T02:27:39.446505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787ee3a9b7991642d47282f3a4b7c60c14ccf011de52fad769e5fd6f779ea918

Aliases

arxiv: 2101.08290 · arxiv_version: 2101.08290v1 · doi: 10.48550/arxiv.2101.08290 · pith_short_12: PB7OHKNXTELE · pith_short_16: PB7OHKNXTELEFVDS · pith_short_8: PB7OHKNX

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/PB7OHKNXTELEFVDSQLZ2JN6GBQ \
  | 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: 787ee3a9b7991642d47282f3a4b7c60c14ccf011de52fad769e5fd6f779ea918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6641b19c62e59b7c82138ce1fdaf7584a0030ea0cada7efc65e7c99e365dcd7",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-20T19:09:53Z",
    "title_canon_sha256": "10e5442c7ca038e1faa998ffff726251be0c1cc33c0af5417c77a98cc5dd411f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08290",
    "kind": "arxiv",
    "version": 1
  }
}