Pith Number

pith:JHUOPAUK

pith:2018:JHUOPAUKV3HIKK53G64NZM6BSN

not attested not anchored not stored refs pending

On sound propagation in three-dimensional poroelastic field: correct field expressions

Hou Qiao, Weicai Peng, Wen Jiang, Zeng He

arxiv:1810.06863 v1 · 2018-10-16 · physics.app-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{JHUOPAUKV3HIKK53G64NZM6BSN}

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	2026-05-18T00:03:11.280412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e8e7828aaece852bbb37b8dcb3c1935274ef0fc01381c11a1aacec08402698

Aliases

arxiv: 1810.06863 · arxiv_version: 1810.06863v1 · doi: 10.48550/arxiv.1810.06863 · pith_short_12: JHUOPAUKV3HI · pith_short_16: JHUOPAUKV3HIKK53 · pith_short_8: JHUOPAUK

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/JHUOPAUKV3HIKK53G64NZM6BSN \
  | 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: 49e8e7828aaece852bbb37b8dcb3c1935274ef0fc01381c11a1aacec08402698

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6610e638a4fda55bc48979c27b138a2d59d5c4f803fa10b0822fbc387695b27d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-10-16T08:00:10Z",
    "title_canon_sha256": "9bd996510d279b4a35796a1030688899fb35d06c4423dabdbd481948073fb1f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06863",
    "kind": "arxiv",
    "version": 1
  }
}