Pith Number

pith:H65ZLMZ3

pith:2020:H65ZLMZ3WZK3NSGQYEU74EDF6B

not attested not anchored not stored refs pending

Efficient Data Structures for Model-free Data-Driven Computational Mechanics

Laurent Stainier, Michael Ortiz, Robert Eggersmann, Stefanie Reese

arxiv:2012.00357 v1 · 2020-12-01 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H65ZLMZ3WZK3NSGQYEU74EDF6B}

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	2026-07-05T02:41:09.189061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fbb95b33bb655b6c8d0c129fe1065f057469094c6e0ae5ee3f89902292a5398

Aliases

arxiv: 2012.00357 · arxiv_version: 2012.00357v1 · doi: 10.48550/arxiv.2012.00357 · pith_short_12: H65ZLMZ3WZK3 · pith_short_16: H65ZLMZ3WZK3NSGQ · pith_short_8: H65ZLMZ3

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/H65ZLMZ3WZK3NSGQYEU74EDF6B \
  | 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: 3fbb95b33bb655b6c8d0c129fe1065f057469094c6e0ae5ee3f89902292a5398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c469eb814266ab9d44af96ed6531d9d1e474bea8bd0c3649d3f9af043aeaa5a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2020-12-01T09:32:39Z",
    "title_canon_sha256": "83075a70621b4138ea694eaea41c1cc709979b89513094b7b8da8eace3df6b57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00357",
    "kind": "arxiv",
    "version": 1
  }
}