Pith Number

pith:6OYEY5OL

pith:2017:6OYEY5OL77TFL3RO6OYT455ZGV

not attested not anchored not stored refs pending

Distributed soil moisture from crosshole ground-penetrating radar travel times using stochastic inversion

J. A. Vrugt, N. Linde

arxiv:1701.01634 v1 · 2017-01-06 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6OYEY5OL77TFL3RO6OYT455ZGV}

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	2026-05-18T00:53:16.356227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3b04c75cbffe655ee2ef3b13e77b935487b4c259648a17a6578c2ba741cfb30

Aliases

arxiv: 1701.01634 · arxiv_version: 1701.01634v1 · doi: 10.48550/arxiv.1701.01634 · pith_short_12: 6OYEY5OL77TF · pith_short_16: 6OYEY5OL77TFL3RO · pith_short_8: 6OYEY5OL

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/6OYEY5OL77TFL3RO6OYT455ZGV \
  | 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: f3b04c75cbffe655ee2ef3b13e77b935487b4c259648a17a6578c2ba741cfb30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22a8cce3f01b5c2f2b6f244416bc4ff1263bc8a660d799678bd7905e209fe4ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2017-01-06T13:52:14Z",
    "title_canon_sha256": "ba252255ca38f54744cd94d18a00bc64918d0897660a12b7b3f19747ffb7431e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01634",
    "kind": "arxiv",
    "version": 1
  }
}