OpenTechnical

OT-2026-000071983

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, 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-2026-000071983) never changes.

Identity and time

Publication numberOT-2026-000071983 · never reused
Internal UUID01a0ae92-47c0-7023-bd16-c870b2920ff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071983
StatusPUBLIC

Content hashes

Canonical text4b0f2bcec9491b76923a1f0f783350db178f72bb615eebf21e4e6b5134e1552a
Markdown2b3b8f9fd5508fd4a676a93d116da40a3a6cacba9321c8cfc688c83c724800f8
PDF
Publication page723c3178692d03f5d8b5f7b7ceebb80fe3fc24e2db475c285b7a11cc7d46abd8
Manifest9d7ad30004fdcf911cc5b117171f7cb04b4dbd0da8d8581cec564036f865abed

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
SignatureqmPEXP6j0elbD91W6PQ1eAN/7RHsKI6SM5IsPCCCkn7hVp9CX0Ol4O04WoBfjaa58m5FOX3j8VgqrvpcaR3ZAQ==
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

2026-09-17T10:23:02.153619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071983
observed 723c3178692d03f5d8b5f7b7ceebb80f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:02.136874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071983/manifest.json
observed 9d7ad30004fdcf911cc5b117171f7cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:02.120257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071983/publication.md
observed 2b3b8f9fd5508fd4a676a93d116da40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:02.104737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071983/publication.txt
observed 4b0f2bcec9491b76923a1f0f783350db...
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.