OpenTechnical

OT-2026-000090079

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold 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-2026-000090079) never changes.

Identity and time

Publication numberOT-2026-000090079 · never reused
Internal UUID01a0ae9c-428e-7245-a17e-5a667d496032 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090079
StatusPUBLIC

Content hashes

Canonical text57c692abe9728d8dafbe41dedff071f836e63fed26e96163050d2ae2ed031e4e
Markdownfa97033e66913db1e854ea3ff701b121840bf5a3476d32e5e76192a819e3dcf0
PDF
Publication pagea653059daaef683564751b8b8f1d73ebaa8aae95c4ed4b5c9c5180800a35910c
Manifesta61150df063a5dcc75e68cdd9a5975e70187c4a1a58514534697a0271e9dad86

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
Signaturefpa3EaCxZeRvqB1vmM5COap1l+S5k4Se79aZi5nExzl5Awn4NquJepu1QAN3mzNSEgGKtBuvGDkOicXMELIgCg==
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

2026-09-17T09:45:29.818702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090079
observed a653059daaef683564751b8b8f1d73eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:29.800375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090079/manifest.json
observed a61150df063a5dcc75e68cdd9a5975e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:29.781413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090079/publication.md
observed fa97033e66913db1e854ea3ff701b121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:29.761270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090079/publication.txt
observed 57c692abe9728d8dafbe41dedff071f8...
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.