Pith Number

pith:QIWMWASQ

pith:2014:QIWMWASQUPXQTYMNMYZNEDJDER

not attested not anchored not stored refs pending

Actuator and sensor placement in linear advection PDE with building system applications

Rajeev Rajaram, Sambarta Dasgupta, Umesh Vaidya

arxiv:1409.2015 v1 · 2014-09-06 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIWMWASQUPXQTYMNMYZNEDJDER}

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	2026-05-18T02:43:18.160261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

822ccb0250a3ef09e18d6632d20d23247cc4bb14ef0a49695c46ef88540a9089

Aliases

arxiv: 1409.2015 · arxiv_version: 1409.2015v1 · doi: 10.48550/arxiv.1409.2015 · pith_short_12: QIWMWASQUPXQ · pith_short_16: QIWMWASQUPXQTYMN · pith_short_8: QIWMWASQ

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/QIWMWASQUPXQTYMNMYZNEDJDER \
  | 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: 822ccb0250a3ef09e18d6632d20d23247cc4bb14ef0a49695c46ef88540a9089

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad5fe0469d8d05e90ad7dd9c3970b6168fab66a3178f7263f906aef28d21d896",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-09-06T13:53:25Z",
    "title_canon_sha256": "b1cbbb4125251c242694e4e912c62bc20322bbd0f5d557052a1fdde2bbff0457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2015",
    "kind": "arxiv",
    "version": 1
  }
}