OpenTechnical

OT-2026-000088528

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000088528) never changes.

Identity and time

Publication numberOT-2026-000088528 · never reused
Internal UUID01a0ae9b-5d28-72c2-b6b4-c402169777cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088528
StatusPUBLIC

Content hashes

Canonical text0b12ac7ddcd97737424177ce435dd5e7ae8ff23c2d683b74e3afcdba5da27735
Markdown5bc1563b724a7ee97672dcc2e5ee585e670d57faabd690038ebee60f8a50fdd6
PDF
Publication page92e36064150652cf02655a009545f21a6a6d06ae4b549f6f1ed5d71ef8dbbefc
Manifestf69316e2f50b44b2071baa27d1f6099dec3e8fc3ff91828b5c900eccd4575047

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
Signatureyqq8FkYULfoxkwud8SWogq8vr2B/GQ5eRauFN/KtcTvIkr0CycZE0Wzm4AN+5EGNSRbp34RvP5rQq+iBhbwLCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:55.596401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088528
observed 92e36064150652cf02655a009545f21a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.578036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088528/manifest.json
observed f69316e2f50b44b2071baa27d1f6099d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.561144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088528/publication.md
observed 5bc1563b724a7ee97672dcc2e5ee585e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.544878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088528/publication.txt
observed 0b12ac7ddcd97737424177ce435dd5e7...
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.