OpenTechnical

OT-2026-000075203

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000075203) never changes.

Identity and time

Publication numberOT-2026-000075203 · never reused
Internal UUID01a0ae93-f200-7081-a2d5-03aac0ed8b18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075203
StatusPUBLIC

Content hashes

Canonical text3210c0dd7c31aa0856ab00e14d3b9eed03fbfaeaf6e01ea6dbad1ffe68d8021d
Markdown187b98b6f560e246959a3ba179ebd0ae1346b805be68c2069f16005cd0741c29
PDF
Publication pageaf1dbc1d00dc3f03c14d127c6497959bfe60d28446555ffc8ad2b5314f02b096
Manifest7e75ce58a10f12fa573a18e32ade195c5fecc86451acba840b25937d821170e7

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
SignatureBTf1FruR5tl8uNy3c9DEZ9O7rGU+XEIpKFJXjSLgerW5q8t9CCvpLzqmA7aD0v1Daenpn7Lqb83fTaQ0XmTQBw==
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

2026-09-17T10:20:27.680007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203
observed af1dbc1d00dc3f03c14d127c6497959b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.661008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203/manifest.json
observed 7e75ce58a10f12fa573a18e32ade195c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.641473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203/publication.md
observed 187b98b6f560e246959a3ba179ebd0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.619784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203/publication.txt
observed 3210c0dd7c31aa0856ab00e14d3b9eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.761151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203
observed af1dbc1d00dc3f03c14d127c6497959b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.743125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203/manifest.json
observed 7e75ce58a10f12fa573a18e32ade195c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.724450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203/publication.md
observed 187b98b6f560e246959a3ba179ebd0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.705686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075203/publication.txt
observed 3210c0dd7c31aa0856ab00e14d3b9eed...
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.