OpenTechnical

OT-2026-000085160

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000085160) never changes.

Identity and time

Publication numberOT-2026-000085160 · never reused
Internal UUID01a0ae99-43b9-77f1-9b03-7b0d1c2e3da8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085160
StatusPUBLIC

Content hashes

Canonical text9d264d480de67d546f2db524e1a356d2422de8ccca9cb403c05801aadf61c08a
Markdownd6123e6289b132d6f78fc8415a7aaa85eebf10a7c6c08fc475644a442b688b70
PDF
Publication page66e9b028eb273bb10d19c4ec19e587cd6436188764e0db876f242818f592a64d
Manifestc48cdd75fb5a14ed7e2bc2882c43062a673ca133ebfabc8791da03b533c4b7b6

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
SignatureTENLMHAifgbC81N3V8keOZ4cGCNxt4KfhZ+BWbtyh5A6d2V2zL9sM3JiPeZCRnQd0iM+zlvb+8v/sSeIg3DvCw==
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

2026-09-17T09:55:14.451548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085160
observed 66e9b028eb273bb10d19c4ec19e587cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.435455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085160/manifest.json
observed c48cdd75fb5a14ed7e2bc2882c43062a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.418448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085160/publication.md
observed d6123e6289b132d6f78fc8415a7aaa85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.402800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085160/publication.txt
observed 9d264d480de67d546f2db524e1a356d2...
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.