Pith Number

pith:MP3IIKE4

pith:2018:MP3IIKE4SBFTQAMI3C55W5HQIK

not attested not anchored not stored refs pending

Velocity-Porosity Supermodel: A Deep Neural Networks based concept

Debjani Bhowmick, Deepak K. Gupta, Saumen Maiti, Uma Shankar

arxiv:1804.07112 v1 · 2018-04-19 · cs.CE · 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{MP3IIKE4SBFTQAMI3C55W5HQIK}

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	2026-05-18T00:18:01.453206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63f684289c904b380188d8bbdb74f042b9797029164bff069037f23ff57463e5

Aliases

arxiv: 1804.07112 · arxiv_version: 1804.07112v1 · doi: 10.48550/arxiv.1804.07112 · pith_short_12: MP3IIKE4SBFT · pith_short_16: MP3IIKE4SBFTQAMI · pith_short_8: MP3IIKE4

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/MP3IIKE4SBFTQAMI3C55W5HQIK \
  | 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: 63f684289c904b380188d8bbdb74f042b9797029164bff069037f23ff57463e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d208e25b7cce42bf6435a90fb7f61235e6389a71ebe7ea50240cb4587ab3e6f",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2018-04-19T12:29:23Z",
    "title_canon_sha256": "0446d49080a6536ff456d055886c5347d79d88e29917a1b5244d772aa4b8c594"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07112",
    "kind": "arxiv",
    "version": 1
  }
}