Pith Number

pith:D2PG276D

pith:2021:D2PG276DGGMJDZERND3IVWRUQS

not attested not anchored not stored refs pending

New low-mass members of Chamaeleon I and $\epsilon$ Cha

A. Scholz, I. Sousa, K. Kubiak, K. Mu\v{z}i\'c, R. K\"ohler, V. Almendros-Abad

arxiv:2102.05589 v1 · 2021-02-10 · astro-ph.SR · 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{D2PG276DGGMJDZERND3IVWRUQS}

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	2026-07-05T02:51:17.303580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e9e6d7fc3319891e49168f68ada3484b4c3b381f7144e7b335dee343e41e9f3

Aliases

arxiv: 2102.05589 · arxiv_version: 2102.05589v1 · doi: 10.48550/arxiv.2102.05589 · pith_short_12: D2PG276DGGMJ · pith_short_16: D2PG276DGGMJDZER · pith_short_8: D2PG276D

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/D2PG276DGGMJDZERND3IVWRUQS \
  | 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: 1e9e6d7fc3319891e49168f68ada3484b4c3b381f7144e7b335dee343e41e9f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a015ccc8559fa9357f713f224029a287634c08c1403300a25bf176bddb9bc085",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-02-10T17:37:26Z",
    "title_canon_sha256": "1d37855d998f37f68fd6cda41f48f859a3a168a1834afad3acf2672a820b1ace"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05589",
    "kind": "arxiv",
    "version": 1
  }
}