Pith Number

pith:D4QKRPVZ

pith:2018:D4QKRPVZGYMN25AFO3DV2UZIYH

not attested not anchored not stored refs pending

Stellar systems in the direction of Pegasus I - I. Low surface brightness galaxies

Anal\'ia V. Smith Castelli, Carlos G. Escudero, Favio R. Faifer, N\'elida M. Gonz\'alez, Sergio A. Cellone

arxiv:1810.00710 v1 · 2018-10-01 · 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{D4QKRPVZGYMN25AFO3DV2UZIYH}

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	2026-05-17T23:58:37.411460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f20a8beb93618dd740576c75d5328c1ed722703dc5a6c0594d7f6d71b0cc3ae

Aliases

arxiv: 1810.00710 · arxiv_version: 1810.00710v1 · doi: 10.48550/arxiv.1810.00710 · pith_short_12: D4QKRPVZGYMN · pith_short_16: D4QKRPVZGYMN25AF · pith_short_8: D4QKRPVZ

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/D4QKRPVZGYMN25AFO3DV2UZIYH \
  | 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: 1f20a8beb93618dd740576c75d5328c1ed722703dc5a6c0594d7f6d71b0cc3ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "939086380be8027bddd92c76ebbede90d5a656a8a4bbe7f7b3886afc61978a4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-01T14:08:33Z",
    "title_canon_sha256": "c2f846d37155ec698b0a6bc44ce05f5917db23139e270c0686e97023e40f7ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00710",
    "kind": "arxiv",
    "version": 1
  }
}