Pith Number

pith:AFPFTM4K

pith:2015:AFPFTM4KZGW6STQAZNIB5IUFZO

not attested not anchored not stored refs pending

On the boundary layer structure near a highly permeable porous interface

James M. Oliver, Mohit P. Dalwadi, Sarah L. Waters, S. Jonathan Chapman

arxiv:1507.03904 v2 · 2015-07-14 · 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{AFPFTM4KZGW6STQAZNIB5IUFZO}

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	2026-05-18T00:56:04.665640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

015e59b38ac9ade94e00cb501ea285cbac20977696250dbb638ed619f72ade0e

Aliases

arxiv: 1507.03904 · arxiv_version: 1507.03904v2 · doi: 10.48550/arxiv.1507.03904 · pith_short_12: AFPFTM4KZGW6 · pith_short_16: AFPFTM4KZGW6STQA · pith_short_8: AFPFTM4K

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/AFPFTM4KZGW6STQAZNIB5IUFZO \
  | 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: 015e59b38ac9ade94e00cb501ea285cbac20977696250dbb638ed619f72ade0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c8a1f31f255e48d2f475f5f0518834533ccb76d45f8a13abe9cffa56f207197",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-07-14T16:09:47Z",
    "title_canon_sha256": "9c9031dc4878ab7e41b8bd2cf340c83ac2f25b3386d0b235cf69544fcd7fcddf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03904",
    "kind": "arxiv",
    "version": 2
  }
}