Pith Number

pith:A2THBPNT

pith:2018:A2THBPNTZXCVD6HY67LPXA3NGS

not attested not anchored not stored refs pending

Origin of 1I/'Oumuamua. II. An ejected exo-Oort cloud object?

Amaya Moro-Mart\'in

arxiv:1811.00023 v2 · 2018-10-31 · 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{A2THBPNTZXCVD6HY67LPXA3NGS}

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

The Natural History of 'Oumuamua

Receipt and verification

First computed	2026-05-17T23:54:15.805853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06a670bdb3cdc551f8f8f7d6fb836d349f8c83fbbddfb1f6ff69415b002e1aae

Aliases

arxiv: 1811.00023 · arxiv_version: 1811.00023v2 · doi: 10.48550/arxiv.1811.00023 · pith_short_12: A2THBPNTZXCV · pith_short_16: A2THBPNTZXCVD6HY · pith_short_8: A2THBPNT

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/A2THBPNTZXCVD6HY67LPXA3NGS \
  | 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: 06a670bdb3cdc551f8f8f7d6fb836d349f8c83fbbddfb1f6ff69415b002e1aae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee90e1d4e8ad9fbcf493ce2c3049c6df48ea2383568a311ef5715539ff8121a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-10-31T18:00:02Z",
    "title_canon_sha256": "b3c5b5d6af70fae648053a67b2c6da537e519aefbc67bbc9e28fd97966643958"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00023",
    "kind": "arxiv",
    "version": 2
  }
}