OpenTechnical

OT-2026-000070945

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000070945) never changes.

Identity and time

Publication numberOT-2026-000070945 · never reused
Internal UUID01a0ae91-8c2e-7f6d-8129-293305957220 · 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-2026-000070945
StatusPUBLIC

Content hashes

Canonical textf9fb40e8d3d890366f78692d67edb8e2945b4c7d89cf6cf36bd36e08d7788546
Markdowncaddade6fc2571dbd0ad01b4ec1d2c5e63c16450af3c12656d990f9d622382f5
PDF
Publication page62f5058e49fcf82cb998e5821fc254c6b3e79c3c277bd8b0e3b30b0f7721d7c4
Manifest46b129837fd11edccc2d68688d091af1abaac81441551fb9a6690109db1ecada

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
Signaturex4Q5KPE71KZ72NlmxvI5VVafKIYG4fKBhF2MbwXrtmfS/97wLnRoZsLdGE7vYb8ifGhJQQB4IvS2KriYy5hnAA==
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

2026-09-17T10:25:46.792452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070945
observed 62f5058e49fcf82cb998e5821fc254c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.777134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070945/manifest.json
observed 46b129837fd11edccc2d68688d091af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.759045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070945/publication.md
observed caddade6fc2571dbd0ad01b4ec1d2c5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.742033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070945/publication.txt
observed f9fb40e8d3d890366f78692d67edb8e2...
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.