Pith Number

pith:GGSYTMFH

pith:2014:GGSYTMFHRRIE7AFGEKI7KPUETZ

not attested not anchored not stored refs pending

Broadband omnidirectional invisibility for sound in three dimensions

Bin Liang, Jianchun Cheng, Lei-lei Yin, Ruiqi Li, Weiwei Kan, Xin-ye Zou, Xue Jiang

arxiv:1403.2962 v1 · 2014-03-12 · physics.class-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{GGSYTMFHRRIE7AFGEKI7KPUETZ}

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	2026-05-18T02:56:33.507733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31a589b0a78c504f80a62291f53e849e6e7afea173b4d9d8150d323abfdf905c

Aliases

arxiv: 1403.2962 · arxiv_version: 1403.2962v1 · doi: 10.48550/arxiv.1403.2962 · pith_short_12: GGSYTMFHRRIE · pith_short_16: GGSYTMFHRRIE7AFG · pith_short_8: GGSYTMFH

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/GGSYTMFHRRIE7AFGEKI7KPUETZ \
  | 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: 31a589b0a78c504f80a62291f53e849e6e7afea173b4d9d8150d323abfdf905c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4189443ecb5f8ac8845646183a583910ec0bcba691f29c85dfa49a291721f51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2014-03-12T15:07:24Z",
    "title_canon_sha256": "15bf4b556bf4b8a7b36ae257d6bdb1d5d571b6389f9f9425a841806077a5347e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2962",
    "kind": "arxiv",
    "version": 1
  }
}