OpenTechnical

OT-2026-000082533

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000082533) never changes.

Identity and time

Publication numberOT-2026-000082533 · never reused
Internal UUID01a0ae97-8cc7-78de-b6e0-1c83669cd9ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082533
StatusPUBLIC

Content hashes

Canonical text4d1a9bdea8466a66807fe669ca6b228d2bfa7b3e7c09b2298bb1f8a4c362bdbd
Markdown390a0f941ec88582dd7fe1dc39647729afd40390b5bb8c3b8ecce25c2667d6fe
PDF
Publication pageb884747f2c0cc60ada439d24a4fe05f2b00657d18eba67e2f98a7c396d019362
Manifestad32a131b0b80ca1878572e763c22867de266735fd3c8635a226849ee345e10a

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
SignatureEk7JEPR2HNVxQdd1WyBEI+UZFLQXoSHvhu1/DWB9PEoY4ZUFkEUi2auw3sHLs7I53uw3d5ObjchF+9v6687gBA==
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

2026-09-17T09:57:58.077439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082533
observed b884747f2c0cc60ada439d24a4fe05f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:58.062988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082533/manifest.json
observed ad32a131b0b80ca1878572e763c22867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:58.048512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082533/publication.md
observed 390a0f941ec88582dd7fe1dc39647729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:58.032701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082533/publication.txt
observed 4d1a9bdea8466a66807fe669ca6b228d...
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.