OpenTechnical

OT-2026-000080645

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, sustained 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-2026-000080645) never changes.

Identity and time

Publication numberOT-2026-000080645 · never reused
Internal UUID01a0ae96-7e79-7643-a6d5-a966a6bd39e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080645
StatusPUBLIC

Content hashes

Canonical text484a33f3d1988a4e2780cb375e9d4c8008a7097bc8bf0e238f5ce52aae64f7a8
Markdowna2b967006c0781b61fbbb7edd4b8d0adb0ab7cdbd5da482471d4eaba2782108f
PDF
Publication page788e0f206ecb8452f9b2763e856e3fbd189da6c6a9c6e6317f727f81102b6230
Manifest066ea86fbabba9adb7994148853da1920ce53a18a85aa5d869740040a8deb3ee

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
Signatureg5DRvDC6IsHXoVHTojjsblrFaelrWb1+zkgV7R4UkDMJFg+7SnPX+fxkfdfdirVGC4NZwXnegC+XyZQxHeT1Ag==
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

2026-09-17T10:03:18.667206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080645
observed 788e0f206ecb8452f9b2763e856e3fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:18.642366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080645/manifest.json
observed 066ea86fbabba9adb7994148853da192...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:18.617280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080645/publication.md
observed a2b967006c0781b61fbbb7edd4b8d0ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:18.593681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080645/publication.txt
observed 484a33f3d1988a4e2780cb375e9d4c80...
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.