Pith Number

pith:ORXCF4N2

pith:2026:ORXCF4N2ZI3QRN6JLR4BG6YY33

not attested not anchored not stored refs pending

Topological Signatures of Diffusive Release in Porous Media

Donghan Kim

arxiv:2607.07061 v1 · 2026-07-08 · cs.CE · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORXCF4N2ZI3QRN6JLR4BG6YY33}

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	2026-07-09T01:20:13.478429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

746e22f1baca3708b7c95c78137b18dee226d9043ba532b123bc85fb12e8a9b3

Aliases

arxiv: 2607.07061 · arxiv_version: 2607.07061v1 · doi: 10.48550/arxiv.2607.07061 · pith_short_12: ORXCF4N2ZI3Q · pith_short_16: ORXCF4N2ZI3QRN6J · pith_short_8: ORXCF4N2

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/ORXCF4N2ZI3QRN6JLR4BG6YY33 \
  | 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: 746e22f1baca3708b7c95c78137b18dee226d9043ba532b123bc85fb12e8a9b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "959d5a0475a853494111fcabb58da79828e92921f699feb0f601353e8988451f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2026-07-08T06:39:52Z",
    "title_canon_sha256": "1aca13423d46df901e8e434cf44e94caf10e8fe78dc18ecea647383b645e2dde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07061",
    "kind": "arxiv",
    "version": 1
  }
}