OpenTechnical

OT-2026-000095554

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095554) never changes.

Identity and time

Publication numberOT-2026-000095554 · never reused
Internal UUID01a0ae9f-8f75-7079-945a-6fd9e3a34d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095554
StatusPUBLIC

Content hashes

Canonical text9bf6634d1a0d309064b689bd7d557d1bba9ccb5fafe46aa405087b1884508385
Markdown3315d9861293788da2dc2f89eb9cdfdefd6752cc0f8ad4d3afdc5929f198669b
PDF
Publication page34e59489592910139565ccef14c556473507686ced7b991d7e42d8316fd38721
Manifest86f2e7bc84df806479ac6ea20663d6787faa7b912bb1de53ec2527301caefe80

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
SignaturetFPkSMDczFO0dosXwKtsiaCWKnSCvZXs8aKdpzHZScl1zmtQsSLmumbCnHKR8bQEiosBr/yvj9pDPdrXamYkCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:58.142290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095554
observed 34e59489592910139565ccef14c55647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.127605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095554/manifest.json
observed 86f2e7bc84df806479ac6ea20663d678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.110441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095554/publication.md
observed 3315d9861293788da2dc2f89eb9cdfde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.093741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095554/publication.txt
observed 9bf6634d1a0d309064b689bd7d557d1b...
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.