Pith Number

pith:ISS5NNNU

pith:2011:ISS5NNNUKQS4WMHTDRXGYECXVK

not attested not anchored not stored refs pending

Observables for bound orbital motion in axially symmetric space-times

Claus L\"ammerzahl, Eva Hackmann

arxiv:1107.5250 v3 · 2011-07-26 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ISS5NNNUKQS4WMHTDRXGYECXVK}

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	2026-05-18T03:58:12.609507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44a5d6b5b45425cb30f31c6e6c1057aa914a7c450a0ce9b829392e6a3d21a1f2

Aliases

arxiv: 1107.5250 · arxiv_version: 1107.5250v3 · doi: 10.48550/arxiv.1107.5250 · pith_short_12: ISS5NNNUKQS4 · pith_short_16: ISS5NNNUKQS4WMHT · pith_short_8: ISS5NNNU

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/ISS5NNNUKQS4WMHTDRXGYECXVK \
  | 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: 44a5d6b5b45425cb30f31c6e6c1057aa914a7c450a0ce9b829392e6a3d21a1f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86f34ffad0089295f809d1dd4e408e40471e2b35064816cfe6b8d3dfb75701c4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-07-26T16:02:25Z",
    "title_canon_sha256": "10b624089db440b9308ff0edc35df9e3c8aa9feae147f76f200cd67710f19009"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5250",
    "kind": "arxiv",
    "version": 3
  }
}