Pith Number

pith:UHL3443T

pith:2016:UHL3443TCBCRDRRTW6V7APFHYV

not attested not anchored not stored refs pending

Young stellar structures in four nearby galaxies

A. Dapergolas, A. Karampelas, E. Kontizas, E. Livanou, I. Bellas-Velidis, M. Kontizas, Petros Drazinos

arxiv:1604.03165 v1 · 2016-04-11 · 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{UHL3443TCBCRDRRTW6V7APFHYV}

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	2026-05-18T01:17:16.283504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1d7be7373104511c633b7abf03ca7c54db185cc296ee4a8081670a6ddddcf19

Aliases

arxiv: 1604.03165 · arxiv_version: 1604.03165v1 · doi: 10.48550/arxiv.1604.03165 · pith_short_12: UHL3443TCBCR · pith_short_16: UHL3443TCBCRDRRT · pith_short_8: UHL3443T

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/UHL3443TCBCRDRRTW6V7APFHYV \
  | 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: a1d7be7373104511c633b7abf03ca7c54db185cc296ee4a8081670a6ddddcf19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f918f57736a6db0b33a143425ca123fa71fe202ceb8b722ce9260ddd6c4784e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-04-11T22:02:24Z",
    "title_canon_sha256": "c8c9ddacccc5f026ea7390bf733e66e8d39745b0fc0f24eee00a3b792b8eb7a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03165",
    "kind": "arxiv",
    "version": 1
  }
}