Pith Number

pith:HYB7PCVC

pith:2009:HYB7PCVCRT5ZXY6EIPW2Y3EPXI

not attested not anchored not stored refs pending

Positioning systems in Minkowski space-time: from emission to inertial coordinates

Bartolom\'e Coll, Joan Josep Ferrando, Juan Antonio Morales-Lladosa

arxiv:0910.2568 v2 · 2009-10-14 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYB7PCVCRT5ZXY6EIPW2Y3EPXI}

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	2026-05-18T02:11:23.791214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e03f78aa28cfb9be3c443edac6c8fba350bd5650f8c90e3332ad2a661f7d810

Aliases

arxiv: 0910.2568 · arxiv_version: 0910.2568v2 · doi: 10.48550/arxiv.0910.2568 · pith_short_12: HYB7PCVCRT5Z · pith_short_16: HYB7PCVCRT5ZXY6E · pith_short_8: HYB7PCVC

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/HYB7PCVCRT5ZXY6EIPW2Y3EPXI \
  | 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: 3e03f78aa28cfb9be3c443edac6c8fba350bd5650f8c90e3332ad2a661f7d810

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07d1a6dcad83d3a4ea086ebd202b796a6facb645a7aa94ce2b2687b002b5bfc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-10-14T09:46:26Z",
    "title_canon_sha256": "31b33bc594410dfbe5ef86f4214374f672f3afa46578df08f309a093826281ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2568",
    "kind": "arxiv",
    "version": 2
  }
}