Pith Number

pith:5QGG67DY

pith:2012:5QGG67DYDBLS7APQTC2J7DOTAB

not attested not anchored not stored refs pending

The United Nations Human Space Technology Initiative (HSTI): Science Activities

A. Niu, H.J. Haubold, M. Ochiai, T. Doi

arxiv:1210.5092 v1 · 2012-10-18 · physics.pop-ph · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QGG67DYDBLS7APQTC2J7DOTAB}

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	2026-05-18T02:43:00.889248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec0c6f7c7818572f81f098b49f8dd30061d90214122be0f93074047a7ceae8e6

Aliases

arxiv: 1210.5092 · arxiv_version: 1210.5092v1 · doi: 10.48550/arxiv.1210.5092 · pith_short_12: 5QGG67DYDBLS · pith_short_16: 5QGG67DYDBLS7APQ · pith_short_8: 5QGG67DY

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/5QGG67DYDBLS7APQTC2J7DOTAB \
  | 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: ec0c6f7c7818572f81f098b49f8dd30061d90214122be0f93074047a7ceae8e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31bd39fdeab41b66f49f58cd2670e228ab24f4fc16d8a65070394c37c044cde8",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2012-10-18T11:14:20Z",
    "title_canon_sha256": "da64d7197ebc2c82d00b63087f011e6b2eaad8f60ab941cd8df93ee7b4ce0287"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5092",
    "kind": "arxiv",
    "version": 1
  }
}