Pith Number

pith:Y7TCPFOR

pith:2017:Y7TCPFORMMTRIRIIQC2H2MQB5D

not attested not anchored not stored refs pending

Low Frequency Tilt Seismology with a Precision Ground Rotation Sensor

C. A. Hagedorn, H. Radkins, J. H. Gundlach, J. S. Kissel, J. Warner, K. Venkateswara, M. P. Ross, M. W. Coughlin, P. Bodin, T. J. Shaffer

arxiv:1707.03084 v3 · 2017-07-10 · physics.geo-ph

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

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	2026-05-18T00:39:30.933500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e62795d1632714450880b47d3201e8f70ef664c8ac2a2623a5e56d5fe7c034

Aliases

arxiv: 1707.03084 · arxiv_version: 1707.03084v3 · doi: 10.48550/arxiv.1707.03084 · pith_short_12: Y7TCPFORMMTR · pith_short_16: Y7TCPFORMMTRIRII · pith_short_8: Y7TCPFOR

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/Y7TCPFORMMTRIRIIQC2H2MQB5D \
  | 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: c7e62795d1632714450880b47d3201e8f70ef664c8ac2a2623a5e56d5fe7c034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8f4db6769641078a9d41f30d10e62038117fac68cfa764082a78da3b265c9a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2017-07-10T23:58:49Z",
    "title_canon_sha256": "a1db20e4469785106fd07d9658a644020ccc11999c172ac6a7d98b8779e54994"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03084",
    "kind": "arxiv",
    "version": 3
  }
}