OpenTechnical

OT-2026-000064588

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000064588) never changes.

Identity and time

Publication numberOT-2026-000064588 · never reused
Internal UUID01a0ae8d-deb7-7dc3-bc90-d137e57eec56 · 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-2026-000064588
StatusPUBLIC

Content hashes

Canonical text5e8f49c696cce8aa9227ae2aacffca42bae45d93df4edd990de5212716374cbe
Markdown56c8fd35c5de29b663375c9dcbb83d9b6ee5a4485af53ca6b1f3788fdfe5514e
PDF
Publication paged7c90bac60239925e42ec32a4af40c87bda383caec422103f6fe7d5a9a20beef
Manifest84952b8e87398f87a8e6924e652a0244c4e9998a04bb9b422036c08805f79191

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
Signature/TNbJWxFJhRnN1+PTH6Ohc5hQvU0tfD7lgFx1oL3RPwmwPsyEEeRMb3TQFvTO3PY/UXeNXMabSrg+X1atAuLDQ==
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

2026-09-17T10:35:21.592107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064588
observed d7c90bac60239925e42ec32a4af40c87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.574503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064588/manifest.json
observed 84952b8e87398f87a8e6924e652a0244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.556945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064588/publication.md
observed 56c8fd35c5de29b663375c9dcbb83d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.538150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064588/publication.txt
observed 5e8f49c696cce8aa9227ae2aacffca42...
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.