Pith Number

pith:2EPIXPCF

pith:2016:2EPIXPCFYKROL6S5JRSVHPTOI4

not attested not anchored not stored refs pending

Static and dynamic friction of hierarchical surfaces

Federico Bosia, Gianluca Costagliola, Nicola M. Pugno

arxiv:1609.08846 v2 · 2016-09-28 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EPIXPCFYKROL6S5JRSVHPTOI4}

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	2026-05-18T00:51:25.254767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d11e8bbc45c2a2e5fa5d4c6553be6e473b5c94f5fcd8ed2962274919bb400a96

Aliases

arxiv: 1609.08846 · arxiv_version: 1609.08846v2 · doi: 10.48550/arxiv.1609.08846 · pith_short_12: 2EPIXPCFYKRO · pith_short_16: 2EPIXPCFYKROL6S5 · pith_short_8: 2EPIXPCF

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/2EPIXPCFYKROL6S5JRSVHPTOI4 \
  | 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: d11e8bbc45c2a2e5fa5d4c6553be6e473b5c94f5fcd8ed2962274919bb400a96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adf5d169ca359a84ee14ce5f649f3d1d60fe809301f1f1d4ebc353862dcbc80e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2016-09-28T10:11:29Z",
    "title_canon_sha256": "47c188b100fa06d818ba9e02bc5f209b68e2a8895277ce02bd437a3a443edf17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08846",
    "kind": "arxiv",
    "version": 2
  }
}