OpenTechnical

OT-2026-000085764

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000085764) never changes.

Identity and time

Publication numberOT-2026-000085764 · never reused
Internal UUID01a0ae99-e829-748f-be0f-a36398e49190 · 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-2026-000085764
StatusPUBLIC

Content hashes

Canonical textef5a08a010e6cb6064aaaa8a8b1dfd2f19f86aecc0f79b8de14b649f48004561
Markdownb0b49236bc40891b12cf5baccd470e9e7fd0c4a4f0d52b2f86f92dc614f0237d
PDF
Publication page882af0b981b37a0710f04ca0b93c46aad8be522d8052489f680b076bcea74785
Manifest59edb19f11b018f9d5e7d67d90f0a80f6394e6c62c2306c26d47da01174f29aa

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
SignatureFytwxfdlohc/0gJFaLJMqukm/DfKqkdpoxKvgHSihE/YTMLNMCckNHiQufvY8kGLtcqTmbSg3HkrD+KdErOdBg==
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

2026-09-17T09:52:39.313869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085764
observed 882af0b981b37a0710f04ca0b93c46aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:39.296368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085764/manifest.json
observed 59edb19f11b018f9d5e7d67d90f0a80f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:39.278572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085764/publication.md
observed b0b49236bc40891b12cf5baccd470e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:39.261695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085764/publication.txt
observed ef5a08a010e6cb6064aaaa8a8b1dfd2f...
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.