Pith Number

pith:HT33EHT2

pith:2012:HT33EHT2NIUQAKVRUYFK62C3TP

not attested not anchored not stored refs pending

Relativistic space-time positioning: principles and strategies

Angelo Tartaglia (DISAT Politecnico di Torino, INFN)

arxiv:1212.0429 v1 · 2012-12-03 · 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{HT33EHT2NIUQAKVRUYFK62C3TP}

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	2026-05-18T03:39:17.547240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cf7b21e7a6a29002ab1a60aaf685b9bfa4745086ec6d830e124a4e2df40ab4b

Aliases

arxiv: 1212.0429 · arxiv_version: 1212.0429v1 · doi: 10.48550/arxiv.1212.0429 · pith_short_12: HT33EHT2NIUQ · pith_short_16: HT33EHT2NIUQAKVR · pith_short_8: HT33EHT2

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/HT33EHT2NIUQAKVRUYFK62C3TP \
  | 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: 3cf7b21e7a6a29002ab1a60aaf685b9bfa4745086ec6d830e124a4e2df40ab4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e11dd06845f330e6a7d949785480307fe60384cc816384a13fd6956066c3efb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-12-03T16:18:06Z",
    "title_canon_sha256": "b621930666f7247131497cc3d9109be2f0952d303bc2f855fdc3ca661403f137"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0429",
    "kind": "arxiv",
    "version": 1
  }
}