Pith Number

pith:TJ5S2HIV

pith:2021:TJ5S2HIVNSG4WZDPDW4WEQDMQG

not attested not anchored not stored refs pending

Pearls on a String: Numerous Stellar Clusters Strung along the Same Orbit

Hans-Walter Rix, Johanna Coronado, Verena F\"urnkranz

arxiv:2107.00036 v2 · 2021-06-30 · 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{TJ5S2HIVNSG4WZDPDW4WEQDMQG}

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	2026-07-05T04:09:14.471734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a7b2d1d156c8dcb646f1db962406c819d562bf45d78809eb3eb94362d2aaa8a

Aliases

arxiv: 2107.00036 · arxiv_version: 2107.00036v2 · doi: 10.48550/arxiv.2107.00036 · pith_short_12: TJ5S2HIVNSG4 · pith_short_16: TJ5S2HIVNSG4WZDP · pith_short_8: TJ5S2HIV

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/TJ5S2HIVNSG4WZDPDW4WEQDMQG \
  | 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: 9a7b2d1d156c8dcb646f1db962406c819d562bf45d78809eb3eb94362d2aaa8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74927e8ff187ec67c6006b3ca1c05efaca546a61c0c8e602cbdb40012ee3c2d4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-30T18:01:32Z",
    "title_canon_sha256": "c9de11b8953753121289a8a699567352983408f4badb81a4f127218c6ba113fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.00036",
    "kind": "arxiv",
    "version": 2
  }
}