OpenTechnical

OT-2026-000085692

Publication integrity record

Foam pad vacuum gripper, three zone face, two 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-2026-000085692) never changes.

Identity and time

Publication numberOT-2026-000085692 · never reused
Internal UUID01a0ae99-aaad-709c-8f8d-7ae0b4d2cc8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085692
StatusPUBLIC

Content hashes

Canonical textb863e5732f55169526d7ac1d40dbca4be5b5ded19ccf9a70f766efbecd9fa813
Markdown3a06283abce5fcc45f39f3443f9ead974230ca877b0b7f356835e20c8482ad72
PDF
Publication page693f7fe672cf241b8ac0d2598102d8bd3b288b87957cfc29a8959ff324874318
Manifestd71e4e5e7c17df598dce788f5bd77dfa6c58f36e82ed3f059acb59930b7975cb

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
Signatureaq/x44H2alNLMLcVeEJJeTkSdAfMcaYGWwXSMTwH+c/Vxfz9a6BtHs9vVIjK2rMLFOYVJ9E9feH9ceV0oCQnBQ==
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

2026-09-17T09:54:35.642941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085692
observed 693f7fe672cf241b8ac0d2598102d8bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:35.625378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085692/manifest.json
observed d71e4e5e7c17df598dce788f5bd77dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:35.605650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085692/publication.md
observed 3a06283abce5fcc45f39f3443f9ead97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:35.587715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085692/publication.txt
observed b863e5732f55169526d7ac1d40dbca4b...
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.