OpenTechnical

OT-2026-000085560

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000085560) never changes.

Identity and time

Publication numberOT-2026-000085560 · never reused
Internal UUID01a0ae99-aaac-7f83-8184-d01e7df10af4 · 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-2026-000085560
StatusPUBLIC

Content hashes

Canonical text5577c70dd4de7e350389fa068ec63d92153f68ef7b8ddac3f0089a63d499c9eb
Markdownb4f12b756e23d2ba4ae5e2d72742acce5959f7e26b734263ad0c63d77c7bb960
PDF
Publication page97f8b80b989f14c00adc58d18d777da73d548d5041899d072c1fb03c70fd4278
Manifestacca0ad309e15de7b1cfbe7ac5c7cdc86e91eee0b1fd470fdec2f5e0a9540945

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
SignatureE2dBIOMsUht30U81rNGMDRARGm5qSNBLhfBTyKRSD7BUFFkjQ7QKRzlXIfklAuN5B5Jmk5Z9xwpNKkP0VcT5Ag==
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

2026-09-17T09:54:22.842416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085560
observed 97f8b80b989f14c00adc58d18d777da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.822692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085560/manifest.json
observed acca0ad309e15de7b1cfbe7ac5c7cdc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.804803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085560/publication.md
observed b4f12b756e23d2ba4ae5e2d72742acce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.785424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085560/publication.txt
observed 5577c70dd4de7e350389fa068ec63d92...
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.