Pith Number

pith:2BVBPQUM

pith:2020:2BVBPQUMR6O2BPD7GRH7BPX6VJ

not attested not anchored not stored refs pending

SpaceML: Distributed Open-source Research with Citizen Scientists for the Advancement of Space Technology for NASA

Anirudh Koul, James Parr, Meher Kasam, Siddha Ganju

arxiv:2012.10610 v3 · 2020-12-19 · cs.CV · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BVBPQUMR6O2BPD7GRH7BPX6VJ}

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	2026-07-05T02:15:39.449666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d06a17c28c8f9da0bc7f344ff0befeaa600ba8c08b57ff592871cb4ab32c46c4

Aliases

arxiv: 2012.10610 · arxiv_version: 2012.10610v3 · doi: 10.48550/arxiv.2012.10610 · pith_short_12: 2BVBPQUMR6O2 · pith_short_16: 2BVBPQUMR6O2BPD7 · pith_short_8: 2BVBPQUM

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/2BVBPQUMR6O2BPD7GRH7BPX6VJ \
  | 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: d06a17c28c8f9da0bc7f344ff0befeaa600ba8c08b57ff592871cb4ab32c46c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "946c00970786a6de0c2d97ab566d12365add163f6fa64c202c63eba92542b323",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-19T07:00:09Z",
    "title_canon_sha256": "508b19db94ffb499756d44fd47c5c62082559b9b1f49625dcc82f764bc75be6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.10610",
    "kind": "arxiv",
    "version": 3
  }
}