OpenTechnical

OT-2026-000065191

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065191) never changes.

Identity and time

Publication numberOT-2026-000065191 · never reused
Internal UUID01a0ae8e-1df9-7aed-99e1-c3cfa94c29a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065191
StatusPUBLIC

Content hashes

Canonical textb2c4468cc508e25bc627bdfdfa68d5558481c671c33cb09d34ef90de9e2d6447
Markdown49b363bc34b8fc9dcfba74f568efe500af715bea3b1d270471c887511c03f4cc
PDF
Publication pageae28ccb4cedc2f224c6b9a1759e74ad7f748f820542673e81e1f9e7e23b91bc3
Manifest5cfb47b5d4b79b239de85d041d063af2e207b96ec1973b7db1dc4c00d29e7a4b

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
Signaturem+LwZVfNg+pI1+crTWaIs6tSnu5J1kx9gjOuoEiwMpuJvltxZJxc7+M5vbOi4e9f9xOt2nard0D6PQpEtkl1AQ==
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

2026-09-17T10:35:02.262181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065191
observed ae28ccb4cedc2f224c6b9a1759e74ad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:02.244767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065191/manifest.json
observed 5cfb47b5d4b79b239de85d041d063af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:02.226434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065191/publication.md
observed 49b363bc34b8fc9dcfba74f568efe500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:02.208769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065191/publication.txt
observed b2c4468cc508e25bc627bdfdfa68d555...
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.