Pith Number

pith:QKTG4IQW

pith:2019:QKTG4IQWRWIB4HQOFFGIKQP5R3

not attested not anchored not stored refs pending

Modelling Silicosis: The Structure of Equilibria

Fernando P. da Costa, Michael Drmota, Michael Grinfeld

arxiv:1901.10670 v1 · 2019-01-30 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKTG4IQWRWIB4HQOFFGIKQP5R3}

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	2026-05-17T23:55:06.342376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a66e22168d901e1e0e294c8541fd8ef2cd554501f73bd3ac2d860cfe7bd297

Aliases

arxiv: 1901.10670 · arxiv_version: 1901.10670v1 · doi: 10.48550/arxiv.1901.10670 · pith_short_12: QKTG4IQWRWIB · pith_short_16: QKTG4IQWRWIB4HQO · pith_short_8: QKTG4IQW

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/QKTG4IQWRWIB4HQOFFGIKQP5R3 \
  | 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: 82a66e22168d901e1e0e294c8541fd8ef2cd554501f73bd3ac2d860cfe7bd297

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f12d519d298397854f36ea7ae9cf39655806507f37963c9964922ded305c7d98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-01-30T04:33:10Z",
    "title_canon_sha256": "605ef2e0ad3387271c85f0a984ba4690117ca7f442edd0248bfb73b5324ee0fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10670",
    "kind": "arxiv",
    "version": 1
  }
}