OpenTechnical

OT-2026-000088118

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000088118) never changes.

Identity and time

Publication numberOT-2026-000088118 · never reused
Internal UUID01a0ae9b-1aa7-7fb7-9fa2-0698405ceb44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088118
StatusPUBLIC

Content hashes

Canonical textcee55d2e2bcc8c55cc512f2f878669e97c2b6342552a42297698f387c6bd9614
Markdownfde72b0095084d08e19d0d5db2b45b24be1c91bb92eb71a9a4bf3f9fc2f1179e
PDF
Publication page2f07169aa785b3c4d75fa610d1d37bd371ea1c4321a763197abeb3b838a3169a
Manifest7f899c840cb6a857433bf978c3b7126ef404912ea31621d9065f3ab46b277c5d

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+bu0xPnZL/9lJDC+W6HF23TFF26rDBWfDy9jcdGFbnqsu0GPQmxQcR1LtHXMvOEgyuepq6ax8XP/t8XUkFGbDQ==
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

2026-09-17T09:50:07.322224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118
observed 2f07169aa785b3c4d75fa610d1d37bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.304686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118/manifest.json
observed 7f899c840cb6a857433bf978c3b7126e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.286781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118/publication.md
observed fde72b0095084d08e19d0d5db2b45b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.266626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118/publication.txt
observed cee55d2e2bcc8c55cc512f2f878669e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.483110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118
observed 2f07169aa785b3c4d75fa610d1d37bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.463949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118/manifest.json
observed 7f899c840cb6a857433bf978c3b7126e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.446039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118/publication.md
observed fde72b0095084d08e19d0d5db2b45b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.418766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088118/publication.txt
observed cee55d2e2bcc8c55cc512f2f878669e9...
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.