OpenTechnical

OT-2026-000086408

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000086408) never changes.

Identity and time

Publication numberOT-2026-000086408 · never reused
Internal UUID01a0ae9a-2c97-7085-8dda-a4730111e76e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086408
StatusPUBLIC

Content hashes

Canonical text271ac7db77eb5eb695c9fb80c439bafdfaf4d68907df5db5500fd5d6c1aef5e8
Markdownaeb94b4f49c355151575dd08176614c1164ee27cf66ef68ba34482e25cf0d7fb
PDF
Publication pagef73d656db184fbdef1c0b30e9b6c8f679b2b6cab0d6d76ed6837c4ca3eeea838
Manifestfb478d43b81e4601831a5312ef6b82385bf290b896759933517dc1e565c4fd4c

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
SignatureWy88Z/cQgP6EVzUeBBjnqzvh3POZ0hyXTw0lLOGfCPJs9OitKkvNGvhurYR3QSZ/EitkQ/FUJ2rnw34Nc+YxCA==
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

2026-09-17T09:52:11.886282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086408
observed f73d656db184fbdef1c0b30e9b6c8f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.867746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086408/manifest.json
observed fb478d43b81e4601831a5312ef6b8238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.848954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086408/publication.md
observed aeb94b4f49c355151575dd08176614c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.828337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086408/publication.txt
observed 271ac7db77eb5eb695c9fb80c439bafd...
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.