Pith Number

pith:5VCC7PJF

pith:2014:5VCC7PJFIL3W5P65EQGQMEGRJI

not attested not anchored not stored refs pending

E-sail test payload of ESTCube-1 nanosatellite

Antti Nuottaj\"arvi, Edward Haeggstr\"om, Erik Ilbis, Hannu Koivisto, Henri Kuuste, Henri Sepp\"anen, Jaanus Kalde, Janne Kauppinen, Jouni Envall, Jukka Ukkonen, Kaspars Laizans, Matis Averin, Mihkel Pajusalu, Olli Tarvainen, Pekka Janhunen, Petri Toivanen, Sergiy Kiprich, Taneli Kalvas, Timo Rauhala, Viljo Allik

arxiv:1404.6961 v1 · 2014-04-28 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VCC7PJFIL3W5P65EQGQMEGRJI}

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	2026-05-18T02:53:05.466537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed442fbd2542f76ebfdd240d0610d14a343ee8b82b43be65b8447ec07e1d15d5

Aliases

arxiv: 1404.6961 · arxiv_version: 1404.6961v1 · doi: 10.48550/arxiv.1404.6961 · pith_short_12: 5VCC7PJFIL3W · pith_short_16: 5VCC7PJFIL3W5P65 · pith_short_8: 5VCC7PJF

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/5VCC7PJFIL3W5P65EQGQMEGRJI \
  | 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: ed442fbd2542f76ebfdd240d0610d14a343ee8b82b43be65b8447ec07e1d15d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b119981948db982a8bb021dcbf9682d2dc6006cad2a974ccd15775d3fd51036",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-04-28T12:50:24Z",
    "title_canon_sha256": "f2bf7c65086fc7e9527f17eea222b7af3784d64bd8103d95ff0a45a2940988f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6961",
    "kind": "arxiv",
    "version": 1
  }
}