OpenTechnical

OT-2026-000065027

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000065027) never changes.

Identity and time

Publication numberOT-2026-000065027 · never reused
Internal UUID01a0ae8d-dec5-7f24-b1d3-7e17fda3e973 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065027
StatusPUBLIC

Content hashes

Canonical text351fa53a9d9372d9abf59b85d2e67f38a2d56b7a7d1fae7dc95e344f47a03c2c
Markdown285595875ee87eef3f8d6f851e6ea32ffd2f33e33a67b92ab6346a469e8f0c8a
PDF
Publication page420ce69acbed8f2a658b2d06c0f292f83057d9d49b2b4645ef814f7057f3ab97
Manifest058edbb26ca9176a72464d67410340228699726c16ddd00feede30f96e97c3c3

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
SignatureaN5MiRar/uX6K0FZDqBu4/ktGtNpFqGu4L+D3XKYquPczpoUpKjqzQiNOOvLqOVYxukkCMpXp6Zd9hMzBASIBg==
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

2026-09-17T10:35:59.724410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065027
observed 420ce69acbed8f2a658b2d06c0f292f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.705211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065027/manifest.json
observed 058edbb26ca9176a72464d6741034022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.687421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065027/publication.md
observed 285595875ee87eef3f8d6f851e6ea32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.668615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065027/publication.txt
observed 351fa53a9d9372d9abf59b85d2e67f38...
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.