Pith Number

pith:47QANZXC

pith:2019:47QANZXCFK7MRSHHOPCKX3QVFN

not attested not anchored not stored refs pending

Role of nanophotonics in the birth of seismic megastructures

S\'ebastien Guenneau, Stefan Enoch, St\'ephane Br\^ul\'e

arxiv:1904.05323 v1 · 2019-04-09 · physics.geo-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47QANZXCFK7MRSHHOPCKX3QVFN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:48:53.469465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7e006e6e22abec8c8e773c4abee152b4d0134d996e0568e35e8e409e2060921

Aliases

arxiv: 1904.05323 · arxiv_version: 1904.05323v1 · doi: 10.48550/arxiv.1904.05323 · pith_short_12: 47QANZXCFK7M · pith_short_16: 47QANZXCFK7MRSHH · pith_short_8: 47QANZXC

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/47QANZXCFK7MRSHHOPCKX3QVFN \
  | 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: e7e006e6e22abec8c8e773c4abee152b4d0134d996e0568e35e8e409e2060921

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136a59e32c89c24d86355b5317ce437fd53041a7092ae7e90a1403f190a9219e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-04-09T05:38:10Z",
    "title_canon_sha256": "e59455bca75d47d1b841959958f78d148da384f392525ddda30d17bbb92fc829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05323",
    "kind": "arxiv",
    "version": 1
  }
}