Pith Number

pith:PHM5AEEQ

pith:2018:PHM5AEEQKVK52YAGYOP2LOI6LK

not attested not anchored not stored refs pending

Asymptotic analysis of drug dissolution in two layers having widely differing diffusion coefficients

Chris McCormick, Martin Meere, Michael Vynnycky, Sean McGinty, Sean McKee

arxiv:1804.08410 v1 · 2018-04-18 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHM5AEEQKVK52YAGYOP2LOI6LK}

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	2026-05-18T00:17:48.453429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79d9d010905555dd6006c39fa5b91e5a8e0028628aaf94bd642715653fc002f3

Aliases

arxiv: 1804.08410 · arxiv_version: 1804.08410v1 · doi: 10.48550/arxiv.1804.08410 · pith_short_12: PHM5AEEQKVK5 · pith_short_16: PHM5AEEQKVK52YAG · pith_short_8: PHM5AEEQ

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/PHM5AEEQKVK52YAGYOP2LOI6LK \
  | 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: 79d9d010905555dd6006c39fa5b91e5a8e0028628aaf94bd642715653fc002f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9584a389ca32d3c747bd6f2d6a08fc9af655b09c6f7e3c7b5b1b4584b1f5eee1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-04-18T16:05:19Z",
    "title_canon_sha256": "42da0850ddc10493343966dfbe48fa34a55e0ea615bf57b0df4ec2f447acf775"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08410",
    "kind": "arxiv",
    "version": 1
  }
}