Pith Number

pith:ARQCWBLK

pith:2015:ARQCWBLKT6PW32ENU25JA6EQWL

not attested not anchored not stored refs pending

On the number of galaxies at high redshift

L. Zaninetti

arxiv:1509.01390 v1 · 2015-09-04 · astro-ph.CO · 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{ARQCWBLKT6PW32ENU25JA6EQWL}

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	2026-05-18T01:33:57.772142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04602b056a9f9f6de88da6ba907890b2df0dea390a673e61a02367833a27349e

Aliases

arxiv: 1509.01390 · arxiv_version: 1509.01390v1 · doi: 10.48550/arxiv.1509.01390 · pith_short_12: ARQCWBLKT6PW · pith_short_16: ARQCWBLKT6PW32EN · pith_short_8: ARQCWBLK

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/ARQCWBLKT6PW32ENU25JA6EQWL \
  | 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: 04602b056a9f9f6de88da6ba907890b2df0dea390a673e61a02367833a27349e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b6b276c96a5476f2ff8df7f3127a41c67d973eac802c94f63eb35a150234076",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-09-04T09:58:53Z",
    "title_canon_sha256": "43320fdddcd622a3c0c6b582d0362a0a29bdc3c62bd55cbf57f53244bb8acf29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01390",
    "kind": "arxiv",
    "version": 1
  }
}