Pith Number

pith:HXX5WMIX

pith:2018:HXX5WMIXX7EWBDY3CDSIUV65ZF

not attested not anchored not stored refs pending

Spitzer Observations of Interstellar Object 1I/`Oumuamua

A Harris, A McNeill, A Roegge, CM Lisse, DE Trilling, D Farnocchia, G Fazio, HA Smith, HA Weaver, J Giorgini, JL Hora, JP Emery, K Meech, M Marengo, M Micheli, M Mommert, M Mueller, M Werner, N Smith, P Chodas, S Carey, SR Chesley, YR Fernandez

arxiv:1811.08072 v1 · 2018-11-20 · 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{HXX5WMIXX7EWBDY3CDSIUV65ZF}

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.

Cited by

1 paper in Pith

Assessment of the Mass Loss and Radius Change of 3I/ATLAS Based on Observed Production Rates

Receipt and verification

First computed	2026-05-18T00:00:16.946450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3defdb3117bfc9608f1b10e48a57ddc968b380bbfe3e42da7041273eb9b40e20

Aliases

arxiv: 1811.08072 · arxiv_version: 1811.08072v1 · doi: 10.48550/arxiv.1811.08072 · pith_short_12: HXX5WMIXX7EW · pith_short_16: HXX5WMIXX7EWBDY3 · pith_short_8: HXX5WMIX

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/HXX5WMIXX7EWBDY3CDSIUV65ZF \
  | 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: 3defdb3117bfc9608f1b10e48a57ddc968b380bbfe3e42da7041273eb9b40e20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "320621f53a82bce2383ea7b7a4cf3fd69cc450d0b29d8b86ab25c97409fd310c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-20T04:38:36Z",
    "title_canon_sha256": "921910120406b4d748f0423bee956a449e5f706e758be7e9ac873573ab6bff74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08072",
    "kind": "arxiv",
    "version": 1
  }
}