OpenTechnical

OT-2026-000086590

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000086590) never changes.

Identity and time

Publication numberOT-2026-000086590 · never reused
Internal UUID01a0ae9a-2c98-7bf8-a344-735c5160521b · 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-2026-000086590
StatusPUBLIC

Content hashes

Canonical textd18dc454f80ef8795512d0752661c65c81a670fc495f6f7675bc9609189d4765
Markdown1f967b7495840edf29c94fd12cf9420f498473e2c3a7ab53b632ce8623c0a1a0
PDF
Publication paged037f366620853f21ee6b2b46ec137998b994bbb2654ad0dfb618df3cfc92de1
Manifesta7b457eca53a82d7fd8dc1aae645aa411da0df886de837b3ae5916f107fc9308

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
SignatureqhERvOe/+9ytsDDWQ9Fvwa31TRVqKb5Th+Zm/HGW3cYHVfQH++grB2JqUPrWwUUYnrPFusy+YAwa1QwFzOVBCA==
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

2026-09-17T09:52:25.910492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086590
observed d037f366620853f21ee6b2b46ec13799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.890684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086590/manifest.json
observed a7b457eca53a82d7fd8dc1aae645aa41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.872458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086590/publication.md
observed 1f967b7495840edf29c94fd12cf9420f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.854636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086590/publication.txt
observed d18dc454f80ef8795512d0752661c65c...
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.