Pith Number

pith:7FTWPFLV

pith:2010:7FTWPFLVQ5FJI6M5D2R7K6ZARN

not attested not anchored not stored refs pending

Geodesic motion in the space-time of a cosmic string

Betti Hartmann, Parinya Sirimachan

arxiv:1007.0863 v2 · 2010-07-06 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FTWPFLVQ5FJI6M5D2R7K6ZARN}

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	2026-05-18T02:33:09.666822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f967679575874a94799d1ea3f57b208b64533da07c2a0fa1e4f57a5ae057d8d8

Aliases

arxiv: 1007.0863 · arxiv_version: 1007.0863v2 · doi: 10.48550/arxiv.1007.0863 · pith_short_12: 7FTWPFLVQ5FJ · pith_short_16: 7FTWPFLVQ5FJI6M5 · pith_short_8: 7FTWPFLV

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/7FTWPFLVQ5FJI6M5D2R7K6ZARN \
  | 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: f967679575874a94799d1ea3f57b208b64533da07c2a0fa1e4f57a5ae057d8d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4780c9338976a7987bcee11abe868f314e767be6464d40a157255c43ec5ab44",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-07-06T11:19:30Z",
    "title_canon_sha256": "13d3180e7fd6ac5bbff2b6869877d08d16c2ba97aec792d49fb8f7f699594f27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0863",
    "kind": "arxiv",
    "version": 2
  }
}