Pith Number

pith:EC3L6KY3

pith:2017:EC3L6KY3T7TT4MBWYMB7KLLJYG

not attested not anchored not stored refs pending

A Double Vacuum Window Mechanism for Space-borne Applications

A. Aboobaker, C. Geach, F. Aubin, I. Sagiv, K. Zilic, M. Milligan, N. Jarosik, S. Hanany

arxiv:1702.01861 v2 · 2017-02-07 · 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{EC3L6KY3T7TT4MBWYMB7KLLJYG}

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	2026-05-18T00:45:32.060337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b6bf2b1b9fe73e3036c303f52d69c18171aa65eb7b65b8d0d9c90085d2472e

Aliases

arxiv: 1702.01861 · arxiv_version: 1702.01861v2 · doi: 10.48550/arxiv.1702.01861 · pith_short_12: EC3L6KY3T7TT · pith_short_16: EC3L6KY3T7TT4MBW · pith_short_8: EC3L6KY3

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/EC3L6KY3T7TT4MBWYMB7KLLJYG \
  | 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: 20b6bf2b1b9fe73e3036c303f52d69c18171aa65eb7b65b8d0d9c90085d2472e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b238bd5dbd84f3c8dfdb6b67dcf6f830744ab6aafe4eb10fbcc7a7ae4b63e209",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-02-07T03:09:13Z",
    "title_canon_sha256": "936d9ea16c0f253f0d9bc487a695a66e7df09631244732f12778c5e9f4f7a7d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01861",
    "kind": "arxiv",
    "version": 2
  }
}