Pith Number

pith:BT2D5PRE

pith:2019:BT2D5PRE62I6SMDGSTBQBRXFWR

not attested not anchored not stored refs pending

Solar-Sail Trajectory Design for Multiple Near Earth Asteroid Exploration Based on Deep Neural Networks

Shengping Gong, Yu Song

arxiv:1901.02172 v3 · 2019-01-08 · cs.CE · astro-ph.IM · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BT2D5PRE62I6SMDGSTBQBRXFWR}

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	2026-07-05T00:09:59.771333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cf43ebe24f691e9306694c300c6e5b4481ff76f71c8caea46c03a98eb4f9556

Aliases

arxiv: 1901.02172 · arxiv_version: 1901.02172v3 · doi: 10.48550/arxiv.1901.02172 · pith_short_12: BT2D5PRE62I6 · pith_short_16: BT2D5PRE62I6SMDG · pith_short_8: BT2D5PRE

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/BT2D5PRE62I6SMDGSTBQBRXFWR \
  | 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: 0cf43ebe24f691e9306694c300c6e5b4481ff76f71c8caea46c03a98eb4f9556

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abcaf30ce93e6a0899e1b3d8f3f440c9231749bb0e9e4f99ca6239e1ea68756a",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2019-01-08T06:40:13Z",
    "title_canon_sha256": "56ae851a77419aeb2da37856f85aba6e56f926a19a4137baab8feb16d8b39ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02172",
    "kind": "arxiv",
    "version": 3
  }
}