Pith Number

pith:SK6YDKOU

pith:2024:SK6YDKOUIYCCKYQEB674D35BZF

not attested not anchored not stored refs pending

BlueWalker 3 Redux

Aaron Worley, Anthony Mallama, Cees Bassa, Jay Respler, Richard E. Cole, Scott Harrington, Scott Tilley

arxiv:2407.04140 v1 · 2024-07-04 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SK6YDKOUIYCCKYQEB674D35BZF}

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.

Cited by

1 paper in Pith

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness

Receipt and verification

First computed	2026-07-05T08:40:29.772271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92bd81a9d446042562040fbfc1efa1c97e8227e16cddee5473604a975bdf9081

Aliases

arxiv: 2407.04140 · arxiv_version: 2407.04140v1 · doi: 10.48550/arxiv.2407.04140 · pith_short_12: SK6YDKOUIYCC · pith_short_16: SK6YDKOUIYCCKYQE · pith_short_8: SK6YDKOU

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/SK6YDKOUIYCCKYQEB674D35BZF \
  | 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: 92bd81a9d446042562040fbfc1efa1c97e8227e16cddee5473604a975bdf9081

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4c048988a6a1316c3b49420b3b88ec855f2beb1642f8ec3b28d97710908a8e8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-07-04T20:02:07Z",
    "title_canon_sha256": "3172439f1ada5dfba6df9b8925f5259923886c1a97ad08939bea8db1cd7e1a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.04140",
    "kind": "arxiv",
    "version": 1
  }
}