Pith Number

pith:IWKRFS5S

pith:2017:IWKRFS5SNZSHO3H766AXVSFCOQ

not attested not anchored not stored refs pending

Instabilities of jammed packings of frictionless spheres under compression

Andrea J. Liu, Ning Xu, Sidney R. Nagel

arxiv:1704.00900 v1 · 2017-04-04 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWKRFS5SNZSHO3H766AXVSFCOQ}

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	2026-05-18T00:29:46.233874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

459512cbb26e64776cfff7817ac8a274114fe97765f5715e6ebd82a672bf9ae2

Aliases

arxiv: 1704.00900 · arxiv_version: 1704.00900v1 · doi: 10.48550/arxiv.1704.00900 · pith_short_12: IWKRFS5SNZSH · pith_short_16: IWKRFS5SNZSHO3H7 · pith_short_8: IWKRFS5S

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/IWKRFS5SNZSHO3H766AXVSFCOQ \
  | 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: 459512cbb26e64776cfff7817ac8a274114fe97765f5715e6ebd82a672bf9ae2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43458e92785f72e8c93818492ebf2236beb17d5cb97140ac59adc1c3647dd875",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2017-04-04T07:27:21Z",
    "title_canon_sha256": "1d36450790fc695ab15c36179692a106dea82ac4d3bd96de61a42d8836b3187e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00900",
    "kind": "arxiv",
    "version": 1
  }
}