Pith Number

pith:CCBKZK4K

pith:2017:CCBKZK4K2447Q2SIHWY7GA2AG7

not attested not anchored not stored refs pending

Origin of Interstellar Object A/2017 U1 in a Nearby Young Stellar Association?

Adam Kraus, Eric Gaidos, Jonathan P. Williams

arxiv:1711.01300 v1 · 2017-11-03 · 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{CCBKZK4K2447Q2SIHWY7GA2AG7}

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	2026-05-18T00:31:18.232229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1082acab8ad739f86a483db1f3034037c3d06d19651915144ff8fee09afdba49

Aliases

arxiv: 1711.01300 · arxiv_version: 1711.01300v1 · doi: 10.48550/arxiv.1711.01300 · pith_short_12: CCBKZK4K2447 · pith_short_16: CCBKZK4K2447Q2SI · pith_short_8: CCBKZK4K

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/CCBKZK4K2447Q2SIHWY7GA2AG7 \
  | 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: 1082acab8ad739f86a483db1f3034037c3d06d19651915144ff8fee09afdba49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e29451091504d77875f9b128c0237065aefe29f4a87f074f3610bcb28e7a4ac9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-11-03T18:56:59Z",
    "title_canon_sha256": "f9fc620fead5cb3940f1a34541ff8e52f454c922b420d4cc5d7d0cb961cddc63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01300",
    "kind": "arxiv",
    "version": 1
  }
}