Pith Number

pith:RDAQFEL4

pith:2018:RDAQFEL4VYV4B6LIIEZP3NGB7S

not attested not anchored not stored refs pending

Deviation of the waves in an inhomogeneous medium

Gheorghe Dumitrescu, Ion Simaciu, Zoltan Borsos

arxiv:1810.07029 v3 · 2018-10-15 · physics.gen-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{RDAQFEL4VYV4B6LIIEZP3NGB7S}

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	2026-05-17T23:43:42.975339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88c102917cae2bc0f9684132fdb4c1fc9572da3fe5a50ba286d3bfe6b007aa69

Aliases

arxiv: 1810.07029 · arxiv_version: 1810.07029v3 · doi: 10.48550/arxiv.1810.07029 · pith_short_12: RDAQFEL4VYV4 · pith_short_16: RDAQFEL4VYV4B6LI · pith_short_8: RDAQFEL4

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/RDAQFEL4VYV4B6LIIEZP3NGB7S \
  | 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: 88c102917cae2bc0f9684132fdb4c1fc9572da3fe5a50ba286d3bfe6b007aa69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01beb70a0e3ea6ff9916f569047742f51d4fc3c8b48f219e30df9137ddb77db7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-10-15T10:02:11Z",
    "title_canon_sha256": "265bdb5a56aa18cffd80406dc69a1e1e6f39a22c8d3f844fe9175dcb809fd61b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07029",
    "kind": "arxiv",
    "version": 3
  }
}