Pith Number

pith:5KTGQA5C

pith:2021:5KTGQA5CRTJB6D6RB367QT2625

not attested not anchored not stored refs pending

Physical and kinematic conditions of the local merging galaxy NGC 1487

B. Ciocan, B. Ziegler, C. E. Barbosa, C. Mendes de Oliveira, M. L. Buzzo, M. Verdugo, P. Amram, P. Papaderos, S. Torres-Flores

arxiv:2102.05244 v1 · 2021-02-10 · 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{5KTGQA5CRTJB6D6RB367QT2625}

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	2026-07-05T02:17:50.503586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaa66803a28cd21f0fd10efdf84f5ed776d6274ed92dd0f50d6bfa02e1c80c13

Aliases

arxiv: 2102.05244 · arxiv_version: 2102.05244v1 · doi: 10.48550/arxiv.2102.05244 · pith_short_12: 5KTGQA5CRTJB · pith_short_16: 5KTGQA5CRTJB6D6R · pith_short_8: 5KTGQA5C

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/5KTGQA5CRTJB6D6RB367QT2625 \
  | 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: eaa66803a28cd21f0fd10efdf84f5ed776d6274ed92dd0f50d6bfa02e1c80c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34bbb96b81cafe59ad99ad7cda22c9e732d00d7ff379a531a062b1d60d0409ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-02-10T03:44:22Z",
    "title_canon_sha256": "59ae5c44ebe5abb463186844980311d97435349edd702b252013879f41a91d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05244",
    "kind": "arxiv",
    "version": 1
  }
}