Pith Number

pith:G7VLHFLK

pith:2023:G7VLHFLKQF5ZTIRUL2L6KPOGBH

not attested not anchored not stored refs pending

New Bounds on Fuzzy Dark Matter from Galaxy-Galaxy Strong-Lensing Observations

Adi Zitrin, Ely D. Kovetz, Tatyana Shevchuk

arxiv:2308.14640 v2 · 2023-08-28 · 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{G7VLHFLKQF5ZTIRUL2L6KPOGBH}

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	2026-07-05T08:50:24.359367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37eab3956a817b99a2345e97e53dc609cbac22e478eeaa0278db7fcf731bb532

Aliases

arxiv: 2308.14640 · arxiv_version: 2308.14640v2 · doi: 10.48550/arxiv.2308.14640 · pith_short_12: G7VLHFLKQF5Z · pith_short_16: G7VLHFLKQF5ZTIRU · pith_short_8: G7VLHFLK

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/G7VLHFLKQF5ZTIRUL2L6KPOGBH \
  | 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: 37eab3956a817b99a2345e97e53dc609cbac22e478eeaa0278db7fcf731bb532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5382c6c63a852fa90e1d3a2428893de28d856a97b43497ddb6fd492d90f7d22b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2023-08-28T15:10:57Z",
    "title_canon_sha256": "b56d0490120f8fe5d66552c2b3a8f57e111f0b7700ee1d59536fc7eff69e7e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.14640",
    "kind": "arxiv",
    "version": 2
  }
}