OpenTechnical

OT-2026-000086088

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000086088) never changes.

Identity and time

Publication numberOT-2026-000086088 · never reused
Internal UUID01a0ae99-e82b-71e1-9660-168f54f7fd4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086088
StatusPUBLIC

Content hashes

Canonical text62f13493b85634cf4b32031612528d4827140cd7888b87725224ac1768a984d9
Markdown64f896c2a99920026865e72011eb4d7ce2d510f7071223309a8f464e804ff1dc
PDF
Publication page5e12faef4d7ec9394489ba0d19535e26d8e36d44b8bb84a9c852c4e3e0063f09
Manifest594a3e5dbcb47176d119313e511e889b2e14fe3927994bb26a41fce364c8dab2

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
Signature6Z3Cxn0xYGhhW1MrosqZLdGNrsZakTn7Oufn75wwz25fi1wQywHGhprMwanGQWFdaWChzzIoEir4vSD6auaJAg==
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

2026-09-17T09:53:44.024592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086088
observed 5e12faef4d7ec9394489ba0d19535e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.006081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086088/manifest.json
observed 594a3e5dbcb47176d119313e511e889b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.988410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086088/publication.md
observed 64f896c2a99920026865e72011eb4d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.969919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086088/publication.txt
observed 62f13493b85634cf4b32031612528d48...
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.