Pith Number

pith:KMTJJ6B2

pith:2017:KMTJJ6B2OXOAFK3UJM7QY4CA77

not attested not anchored not stored refs pending

Constraints on the pre-impact orbits of Solar System giant impactors

Alan P. Jackson, Erik I. Asphaug, Travis S.J. Gabriel

arxiv:1711.05285 v1 · 2017-11-14 · 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{KMTJJ6B2OXOAFK3UJM7QY4CA77}

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	2026-05-18T00:30:33.761390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

532694f83a75dc02ab744b3f0c7040ffee9bf4048e5e4e941a8b6e41da804c9e

Aliases

arxiv: 1711.05285 · arxiv_version: 1711.05285v1 · doi: 10.48550/arxiv.1711.05285 · pith_short_12: KMTJJ6B2OXOA · pith_short_16: KMTJJ6B2OXOAFK3U · pith_short_8: KMTJJ6B2

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/KMTJJ6B2OXOAFK3UJM7QY4CA77 \
  | 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: 532694f83a75dc02ab744b3f0c7040ffee9bf4048e5e4e941a8b6e41da804c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e480da0886971dc729c7540973618fc2ae00eca59b5f36f9569dcb93e86ac40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-11-14T19:14:33Z",
    "title_canon_sha256": "eb9eb299fe7282fd875818c5f6d736e2ab0d0a72b99b753c0dc3719416009654"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05285",
    "kind": "arxiv",
    "version": 1
  }
}