Pith Number

pith:QJY4GG2H

pith:2019:QJY4GG2H62LTKPQ3RVHZM7PCYW

not attested not anchored not stored refs pending

Dynamic Boundary Guarding Against Radially Incoming Targets

Shaunak D. Bopardikar, Shivam Bajaj

arxiv:1909.01855 v1 · 2019-09-04 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJY4GG2H62LTKPQ3RVHZM7PCYW}

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	2026-07-05T00:02:21.090085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8271c31b47f697353e1b8d4f967de2c596fdd0ca4b21fdfce5ad67543dbed32c

Aliases

arxiv: 1909.01855 · arxiv_version: 1909.01855v1 · doi: 10.48550/arxiv.1909.01855 · pith_short_12: QJY4GG2H62LT · pith_short_16: QJY4GG2H62LTKPQ3 · pith_short_8: QJY4GG2H

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/QJY4GG2H62LTKPQ3RVHZM7PCYW \
  | 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: 8271c31b47f697353e1b8d4f967de2c596fdd0ca4b21fdfce5ad67543dbed32c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb5ed5210722e5a28cb76cddb729ce5a6a205013e072636bb346046ed334f41e",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-09-04T14:56:19Z",
    "title_canon_sha256": "e8517904d10d475651eb91bca7f1f04be7ec444bf0eaf9aee06083bbcf8478ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01855",
    "kind": "arxiv",
    "version": 1
  }
}