OpenTechnical

OT-2026-000088459

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000088459) never changes.

Identity and time

Publication numberOT-2026-000088459 · never reused
Internal UUID01a0ae9b-5d28-7706-b3f9-6bc0b94287fd · 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-2026-000088459
StatusPUBLIC

Content hashes

Canonical text2b21ede3981dc502c3dbb67af0636f6c42f526fcdc45bb0dd78e09ad4f5ad549
Markdownbec9e1ab967bf4d5246d98b0c3326ad907eab2a7aaa3f6af856df6324cc647bd
PDF
Publication page7be8c814e72b5210845a895582a0942c1a448c0943c94c3b5a1b50e880b34faa
Manifestaa48300d645a532e009cf1710010b5256fb1c11bfe9e682fffde3dae06d0f2b3

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
SignatureAFitMN0Yxl/KQEvXF6zwM3foNU2DSdXPq9hJOBc0VjSVRqqgzTXv4nIohujRq17zHFYVHi+8OMjnCc4ZDMETDw==
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

2026-09-17T09:48:50.504049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088459
observed 7be8c814e72b5210845a895582a0942c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.486647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088459/manifest.json
observed aa48300d645a532e009cf1710010b525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.465938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088459/publication.md
observed bec9e1ab967bf4d5246d98b0c3326ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.448411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088459/publication.txt
observed 2b21ede3981dc502c3dbb67af0636f6c...
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.