Pith Number

pith:3W7YJWDD

pith:2019:3W7YJWDDJ5VQOZTF4W2AEA35HN

not attested not anchored not stored refs pending

A Great Successor to the Hubble Space Telescope

Aki Roberge, Alina Kiessling, Bertrand Mennesson, Bradley M. Peterson, B. Scott Gaudi, Dan Stern, Debra Fischer, John C. Clarke, Keith Warfield, Shawn Domagal-Goldman

arxiv:1908.03277 v2 · 2019-08-08 · astro-ph.IM · 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{3W7YJWDDJ5VQOZTF4W2AEA35HN}

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	2026-07-04T23:55:56.901507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddbf84d8634f6b076665e5b402037d3b52e70f977cdc9a38a73454af056837dd

Aliases

arxiv: 1908.03277 · arxiv_version: 1908.03277v2 · doi: 10.48550/arxiv.1908.03277 · pith_short_12: 3W7YJWDDJ5VQ · pith_short_16: 3W7YJWDDJ5VQOZTF · pith_short_8: 3W7YJWDD

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/3W7YJWDDJ5VQOZTF4W2AEA35HN \
  | 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: ddbf84d8634f6b076665e5b402037d3b52e70f977cdc9a38a73454af056837dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "245873aedfbf177a458ab929712f4f7261c02b8f60dbfa0e174e5bc0862c3b08",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-08-08T22:16:03Z",
    "title_canon_sha256": "6641162bc657fef9053dc4f3fd81c8bc3557a02bfdc63b06b832913bdacb16cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03277",
    "kind": "arxiv",
    "version": 2
  }
}