Pith Number

pith:NZQSGZL7

pith:2013:NZQSGZL7TJTL62IZU6NVPLIR57

not attested not anchored not stored refs pending

Exploring the Interstellar Media of Optically Compact Dwarf Galaxies

Eric Engstrom, Hans P. Most, Jessica J. Rosenberg, John J. Salzer, John M. Cannon, Palmer Fliss

arxiv:1304.3171 v1 · 2013-04-11 · 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{NZQSGZL7TJTL62IZU6NVPLIR57}

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	2026-05-18T01:50:34.108924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e6123657f9a66bf6919a79b57ad11effc53bd4a3d4572c8ae30ed9a67164042

Aliases

arxiv: 1304.3171 · arxiv_version: 1304.3171v1 · doi: 10.48550/arxiv.1304.3171 · pith_short_12: NZQSGZL7TJTL · pith_short_16: NZQSGZL7TJTL62IZ · pith_short_8: NZQSGZL7

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/NZQSGZL7TJTL62IZU6NVPLIR57 \
  | 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: 6e6123657f9a66bf6919a79b57ad11effc53bd4a3d4572c8ae30ed9a67164042

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1380dde99965973d10bc01715bf59f5f06706d1c4285431d35b1e56c9640b8c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-04-11T00:21:17Z",
    "title_canon_sha256": "98ffd39c9184572c6058a835f4715e673d7cda531e417dc551b0439e83429701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3171",
    "kind": "arxiv",
    "version": 1
  }
}