Pith Number

pith:6JNDA4MF

pith:2015:6JNDA4MFZDXASX52SONJ2FXWLP

not attested not anchored not stored refs pending

Gain and loss enhancement in active and passive particulate composite materials

Akhlesh Lakhtakia (Pennsylvania State University), Tom G. Mackay (University of Edinburgh)

arxiv:1512.06811 v1 · 2015-12-21 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JNDA4MFZDXASX52SONJ2FXWLP}

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	2026-05-18T00:40:54.161337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f25a307185c8ee095fba939a9d16f65bf13ea6f0896e279a0d73977569d415b7

Aliases

arxiv: 1512.06811 · arxiv_version: 1512.06811v1 · doi: 10.48550/arxiv.1512.06811 · pith_short_12: 6JNDA4MFZDXA · pith_short_16: 6JNDA4MFZDXASX52 · pith_short_8: 6JNDA4MF

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/6JNDA4MFZDXASX52SONJ2FXWLP \
  | 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: f25a307185c8ee095fba939a9d16f65bf13ea6f0896e279a0d73977569d415b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1f5239e0c02ab919e998c5da586a8b1e85d2b4d4cbe21080d7cf919ebcdc339",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-12-21T20:33:18Z",
    "title_canon_sha256": "01cee2f8dc0b0649bdaf86a83c90a9c6b059c1ba4cebc9cc1fc18f7fc3bfe7dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06811",
    "kind": "arxiv",
    "version": 1
  }
}