Pith Number

pith:HMPXODB7

pith:2020:HMPXODB73QZGGQ5R6W24ROUFRA

not attested not anchored not stored refs pending

The Y dwarf population with HST: unlocking the secrets of our coolest neighbours -- I. Overview & First astrometric results

Clemence Fontanive, Daniella C. Bardalez Gagliuffi, Luigi R. Bedin

arxiv:2011.13873 v1 · 2020-11-27 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HMPXODB73QZGGQ5R6W24ROUFRA}

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	2026-07-05T01:57:59.368705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b1f770c3fdc326343b1f5b5c8ba85880f8092d630efde260e4652da711da2df

Aliases

arxiv: 2011.13873 · arxiv_version: 2011.13873v1 · doi: 10.48550/arxiv.2011.13873 · pith_short_12: HMPXODB73QZG · pith_short_16: HMPXODB73QZGGQ5R · pith_short_8: HMPXODB7

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/HMPXODB73QZGGQ5R6W24ROUFRA \
  | 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: 3b1f770c3fdc326343b1f5b5c8ba85880f8092d630efde260e4652da711da2df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1984e0b638919a0507823559edddfd25e5388c1f081bf5088baa4e725df2c2fb",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-11-27T17:57:54Z",
    "title_canon_sha256": "029cdaeeeac564e221d69c03e48725761e3974cf5c35411bf487042f4ef0b9bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.13873",
    "kind": "arxiv",
    "version": 1
  }
}