OpenTechnical

OT-2026-000043316

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000043316) never changes.

Identity and time

Publication numberOT-2026-000043316 · never reused
Internal UUID01a0ae7b-327d-74ab-b7d1-2e71ee55f803 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043316
StatusPUBLIC

Content hashes

Canonical text16cf2b7cb96c118f176f5ae30ca400665fda7619c23213f1e2806fa45d6e4fbe
Markdown41d426d674963faec432a05eaa4ad740485216ef49e3bd3a37431a75c9e34e55
PDF
Publication page80ea029935a180377dc8b1c69e027c3cf51b3f1b2c5a0d058b2b55d1d8661306
Manifest235328ab9102894e4e49ca5541eb329bc1bc265adf814956796a0dd38d315ef9

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureBbAGih6I7UfMXnIJ7mUBbawUWo4IEP3gfcJKV/CNQtziKekpkF5lkaLjx3IJtmEAAerCBa64cYwJBcpoLYPCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:49.153019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043316
observed 80ea029935a180377dc8b1c69e027c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.130480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043316/manifest.json
observed 235328ab9102894e4e49ca5541eb329b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.108738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043316/publication.md
observed 41d426d674963faec432a05eaa4ad740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.087536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043316/publication.txt
observed 16cf2b7cb96c118f176f5ae30ca40066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.