OpenTechnical

OT-2026-000085902

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000085902) never changes.

Identity and time

Publication numberOT-2026-000085902 · never reused
Internal UUID01a0ae99-e82a-74fc-b8ad-6d9b2fda703b · 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-2026-000085902
StatusPUBLIC

Content hashes

Canonical text4770933834cb1f14ba445bdbe1a78afee99f5733e2f6a0fdcdb566682a5c64c4
Markdown5ab692ad2cf94912a792237d59abefe9fb362d9b57a14e1415115e9f650cff59
PDF
Publication page3ac81a24d1b82aa2f994f926ec917bb107894d1df97e9f950a9935de0e38dfba
Manifest7ae4581d41dc5df8ad62daecb9c8f0ec1b95dd4b1c893fb6bbb16edc23d2e84e

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
Signatureq7HD0Sa3tDh8OlQOQwjdtLrOh6VOx6TUhTH5PPOo91wJaUy4oxdBZ9MmWTrHn3gRznJyEzO3KzyUin88/XYHAw==
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

2026-09-17T09:52:50.776391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085902
observed 3ac81a24d1b82aa2f994f926ec917bb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.760454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085902/manifest.json
observed 7ae4581d41dc5df8ad62daecb9c8f0ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.744002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085902/publication.md
observed 5ab692ad2cf94912a792237d59abefe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.725335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085902/publication.txt
observed 4770933834cb1f14ba445bdbe1a78afe...
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.