Pith Number

pith:NUJUSAZQ

pith:2022:NUJUSAZQLXWB333AVRM43NIRJR

not attested not anchored not stored refs pending

Planet Four: A Neural Network's Search For Polar Spring-time Fans On Mars

Candice J. Hansen, Eriita Jones, Ganna Portyankina, K-Michael Aye, Mark D. McDonnell, Megan E. Schwamb

arxiv:2210.09152 v1 · 2022-10-17 · 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{NUJUSAZQLXWB333AVRM43NIRJR}

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	2026-07-05T05:20:52.830508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d134903305dec1def60ac59cdb5114c5f2e821703c360e290568bff7cd091ff

Aliases

arxiv: 2210.09152 · arxiv_version: 2210.09152v1 · doi: 10.48550/arxiv.2210.09152 · pith_short_12: NUJUSAZQLXWB · pith_short_16: NUJUSAZQLXWB333A · pith_short_8: NUJUSAZQ

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/NUJUSAZQLXWB333AVRM43NIRJR \
  | 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: 6d134903305dec1def60ac59cdb5114c5f2e821703c360e290568bff7cd091ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d700822ce3fe8e6be48bc5902d6321a52ed697e622ee3f287cfacdd620c26d0a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-10-17T14:57:45Z",
    "title_canon_sha256": "ca878d82ca213a032942df6a8f70d366121afc537148d08e3d4b48b623da10b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.09152",
    "kind": "arxiv",
    "version": 1
  }
}