OpenTechnical

OT-2026-000085895

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, sustained blow-off before set-down

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-2026-000085895) never changes.

Identity and time

Publication numberOT-2026-000085895 · never reused
Internal UUID01a0ae99-e82a-7283-b2ac-f89d459d2820 · 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-2026-000085895
StatusPUBLIC

Content hashes

Canonical text73b0ae89de46acdc26043c9c71ec78f6f0daec9859ba46de79b7fc3f1c5eedc3
Markdownfd7643e7583d19a5005c62bb20cf295b2cf43632522660fdcaedcc00dd18655d
PDF
Publication page8f6fbbc944b541a1f02e507411da8f19241534e18d80a33cdc529a238a9dd410
Manifest3ed759864814b90ac4861d3e536be28a1c42e798ba6e971128af7066ec1cc5a5

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
SignaturemPqCw6dyBIZ8IQFi1VBhY9wZqhFW0CtDWBQzSkxkKwhiCvzIRE+Jevgc9NPnubGjE9HEPVDzFhV3a7zAhGweCg==
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

2026-09-17T09:52:50.183231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085895
observed 8f6fbbc944b541a1f02e507411da8f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.167340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085895/manifest.json
observed 3ed759864814b90ac4861d3e536be28a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.150759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085895/publication.md
observed fd7643e7583d19a5005c62bb20cf295b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.133492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085895/publication.txt
observed 73b0ae89de46acdc26043c9c71ec78f6...
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.