Pith Number

pith:IG42QOJO

pith:2018:IG42QOJO3H2LWCZ3TIPKGRKBZ7

not attested not anchored not stored refs pending

A New High Perihelion Inner Oort Cloud Object: 2015 TG387

Chadwick Trujillo, David Tholen, Nathan Kaib, Scott Sheppard

arxiv:1810.00013 v2 · 2018-09-28 · astro-ph.EP · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IG42QOJO3H2LWCZ3TIPKGRKBZ7}

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	2026-05-17T23:50:59.265555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41b9a8392ed9f4bb0b3b9a1ea34541cff22c6c419dfa42548a7ea1cc91719bff

Aliases

arxiv: 1810.00013 · arxiv_version: 1810.00013v2 · doi: 10.48550/arxiv.1810.00013 · pith_short_12: IG42QOJO3H2L · pith_short_16: IG42QOJO3H2LWCZ3 · pith_short_8: IG42QOJO

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/IG42QOJO3H2LWCZ3TIPKGRKBZ7 \
  | 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: 41b9a8392ed9f4bb0b3b9a1ea34541cff22c6c419dfa42548a7ea1cc91719bff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1e9aa9e11bdc70d7be999dee4e7a77c585fc6b347ab29ab80e5fe7d681c6040",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-28T18:00:04Z",
    "title_canon_sha256": "a3244f3077dd6712e7f8fe05c9bb1551556b3a0cd791706a4522b49da565aca4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00013",
    "kind": "arxiv",
    "version": 2
  }
}