Pith Number

pith:TPVKZDPS

pith:2025:TPVKZDPSOQUTFSJP7RYS4DPP3V

not attested not anchored not stored refs pending

NASIM: Revealing the low surface brightness Universe from legacy VISTA data

Elham Saremi, Helmut Dannerbauer, Ignacio Trujillo, Johan H. Knapen, Manda Banerji, Mohammad Akhlaghi, S\'ebastien Comer\'on, Zohreh Ghaffari

arxiv:2508.02780 v1 · 2025-08-04 · astro-ph.IM · 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{TPVKZDPSOQUTFSJP7RYS4DPP3V}

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	2026-07-05T11:48:30.601826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9beaac8df2742932c92ffc712e0defdd63947f1c1e96034b6b919c09408774af

Aliases

arxiv: 2508.02780 · arxiv_version: 2508.02780v1 · doi: 10.48550/arxiv.2508.02780 · pith_short_12: TPVKZDPSOQUT · pith_short_16: TPVKZDPSOQUTFSJP · pith_short_8: TPVKZDPS

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/TPVKZDPSOQUTFSJP7RYS4DPP3V \
  | 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: 9beaac8df2742932c92ffc712e0defdd63947f1c1e96034b6b919c09408774af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f7b3ec446f6d1dbc7d742fe704d2d8f70b23661ecfbe91f454919f4b11da12a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-08-04T18:00:02Z",
    "title_canon_sha256": "5bfcc075a0acbfb4a54bec512a454702f58200b967d3f662c55a4a509081ac93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.02780",
    "kind": "arxiv",
    "version": 1
  }
}