OpenTechnical

OT-2026-000093640

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000093640) never changes.

Identity and time

Publication numberOT-2026-000093640 · never reused
Internal UUID01a0ae9e-508b-7dbf-b4d6-b6a72ba90cef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093640
StatusPUBLIC

Content hashes

Canonical text6cf285a13dff1b577f6ba8ebcce44faf44406d57475a9323d840daa78d3ebffd
Markdown61ac1abaedc8fd499b56bd04ef7cc02e3dcb4e6e828818657ba7d8a2cee75624
PDF
Publication page7d85a77de8bc6cbea5c3f6388ce0c1701d9ba8af74a09368d5e7cda8bf02cba8
Manifest8a706eb61c83b4509f2ec7d0572d59e0fd04ef72c7ac811d0df5ba45916c4a99

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
Signatureu3yiBPBwqvZmxFV8Ed91WLhhEhYXJjxcXIy7Uczx2970uD9W/dTBEFu4lGNIBPGbSJlAVd4a4ovw72dcXNjGDw==
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

2026-09-17T09:39:41.624423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093640
observed 7d85a77de8bc6cbea5c3f6388ce0c170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.605355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093640/manifest.json
observed 8a706eb61c83b4509f2ec7d0572d59e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.588398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093640/publication.md
observed 61ac1abaedc8fd499b56bd04ef7cc02e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.572885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093640/publication.txt
observed 6cf285a13dff1b577f6ba8ebcce44faf...
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.