OpenTechnical

OT-2026-000070692

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented 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-2026-000070692) never changes.

Identity and time

Publication numberOT-2026-000070692 · never reused
Internal UUID01a0ae91-8c2c-7e2b-9bfe-231a7ccdbbc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070692
StatusPUBLIC

Content hashes

Canonical text876d997a9953966b729d447bac6b3708634e06d5231069a4ec4718c23c4a8c06
Markdownaacf3b4c2fdf4a5b199068d9eddb8c0a5b562eb49f16d800fcfbb0909c22eb75
PDF
Publication page6761ba8559809409a858159a4df30baa0aa4d3becefde7e9e978f6bd24d9480b
Manifestde0a3f3c81bb7ae504cb328058221bd36b2c71bdce613e236a36168c040fb6bd

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
SignatureucvD4Q9XJ7Gaz/0I/EIIxLJzR/6164GYq9WnCHMks/cLUaOR5duvjNmjV+WuE/tCwfKm0Q9ybStAcRPRJ57eCg==
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

2026-09-17T10:25:22.429288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070692
observed 6761ba8559809409a858159a4df30baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.412474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070692/manifest.json
observed de0a3f3c81bb7ae504cb328058221bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.395487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070692/publication.md
observed aacf3b4c2fdf4a5b199068d9eddb8c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.378876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070692/publication.txt
observed 876d997a9953966b729d447bac6b3708...
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.