Pith Number

pith:DWYZ2RQQ

pith:2017:DWYZ2RQQ66TF23SKMXTENVNOUF

not attested not anchored not stored refs pending

Explaining the elongated shape of 'Oumuamua by the Eikonal abrasion model

Andr\'as A. Sipos, G\'abor Domokos, Gyula M. Szab\'o, P\'eter L. V\'arkonyi

arxiv:1712.04409 v1 · 2017-12-12 · 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{DWYZ2RQQ66TF23SKMXTENVNOUF}

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	2026-05-18T00:23:45.089972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1db19d4610f7a65d6e4a65e646d5aea1684a4c80db0ca48c5080208bea3cf81a

Aliases

arxiv: 1712.04409 · arxiv_version: 1712.04409v1 · doi: 10.48550/arxiv.1712.04409 · pith_short_12: DWYZ2RQQ66TF · pith_short_16: DWYZ2RQQ66TF23SK · pith_short_8: DWYZ2RQQ

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/DWYZ2RQQ66TF23SKMXTENVNOUF \
  | 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: 1db19d4610f7a65d6e4a65e646d5aea1684a4c80db0ca48c5080208bea3cf81a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "403b2a015a14f84d729290d81216187ee5829f7f0db9d133959b6f10798564c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-12T17:59:36Z",
    "title_canon_sha256": "dea765eb5604e08e1d62e6b2bd493a0d10eb847ab6c4b2b698eef14b653d5afc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04409",
    "kind": "arxiv",
    "version": 1
  }
}