Pith Number

pith:DO5RQ3UH

pith:2012:DO5RQ3UHKXKYTLLBYV66N5UZ5M

not attested not anchored not stored refs pending

The United Nations Human Space Technology Initiative (HSTI): Activity Status in 2012

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

arxiv:1210.4797 v1 · 2012-10-17 · 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{DO5RQ3UHKXKYTLLBYV66N5UZ5M}

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	2026-05-18T02:43:00.895943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bbb186e8755d589ad61c57de6f699eb1eb88867d449dbbff50347f4f0615410

Aliases

arxiv: 1210.4797 · arxiv_version: 1210.4797v1 · doi: 10.48550/arxiv.1210.4797 · pith_short_12: DO5RQ3UHKXKY · pith_short_16: DO5RQ3UHKXKYTLLB · pith_short_8: DO5RQ3UH

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/DO5RQ3UHKXKYTLLBYV66N5UZ5M \
  | 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: 1bbb186e8755d589ad61c57de6f699eb1eb88867d449dbbff50347f4f0615410

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00bc8f0f4549e38df1bbec8c422b1a445269f53f33ed10741fb5e96a48090806",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2012-10-17T17:12:38Z",
    "title_canon_sha256": "4473a908bc65a4750b9178f65deb378ab6825fd719ad283d6a51fdb595b866ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4797",
    "kind": "arxiv",
    "version": 1
  }
}