OpenTechnical

OT-2026-000069403

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000069403) never changes.

Identity and time

Publication numberOT-2026-000069403 · never reused
Internal UUID01a0ae90-b529-75c3-93fc-e29ee8b0dbeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069403
StatusPUBLIC

Content hashes

Canonical text950773f5bce30ac6f168781142694df419729fd45e31df101db4b0d41c6b68f7
Markdownb65f841d94f7c3b8e687fe34d07010b72b41ccbe110f411bbae484d75de4f4e1
PDF
Publication pagee529e34bd817d8bcbee7580cd7a517f1a0adc7433e39f11bfe66914ad6fa67f9
Manifestdcaeb91a8fe69ebdec392c731efefab0bdd38e93b03a4c2caea91f7491052753

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
SignatureJWt33Qg3utJZ8PToJIrZ7BNUjc0D8RDo1ZgTO4CSVPf6fxwwEXHhn+JrbYX0gIxgYN3v5V09BPNAPHf6jKGtCQ==
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

2026-09-17T10:30:19.795209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403
observed e529e34bd817d8bcbee7580cd7a517f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.775682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403/manifest.json
observed dcaeb91a8fe69ebdec392c731efefab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.758421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403/publication.md
observed b65f841d94f7c3b8e687fe34d07010b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.738673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403/publication.txt
observed 950773f5bce30ac6f168781142694df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.170002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403
observed e529e34bd817d8bcbee7580cd7a517f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.152354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403/manifest.json
observed dcaeb91a8fe69ebdec392c731efefab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.135181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403/publication.md
observed b65f841d94f7c3b8e687fe34d07010b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.118115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069403/publication.txt
observed 950773f5bce30ac6f168781142694df4...
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.