OpenTechnical

OT-2026-000087255

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000087255) never changes.

Identity and time

Publication numberOT-2026-000087255 · never reused
Internal UUID01a0ae9a-cd4d-79c6-bf43-33e24c479782 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087255
StatusPUBLIC

Content hashes

Canonical text2eece9721aff1b56d4531ea7c20aaa515b586294fa7ff290293085c3de7b31ea
Markdown6f8c48244eab47775d9d6023bfa67c500028051d44c742a38aee01feea001b23
PDF
Publication pageaa94e13243b2999b9d8067d4ecbf72f6f29b75619c69c636450d59f5132796bd
Manifestc7f935d5c96508ac4174866cb21b80dec0dc051ef3c4e381322b91c284f5189d

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
SignatureqeqkfQ/zBjWrQiymYjxjp038qHLko54XuaFSs1nDtOfVgL/5wqQYtK3+6Mkm9V4tYQ1/eQsQlqdsOMIwIETeCQ==
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

2026-09-17T09:50:22.178465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255
observed aa94e13243b2999b9d8067d4ecbf72f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.160113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255/manifest.json
observed c7f935d5c96508ac4174866cb21b80de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.142963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255/publication.md
observed 6f8c48244eab47775d9d6023bfa67c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.140182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255
observed aa94e13243b2999b9d8067d4ecbf72f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.125255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255/publication.txt
observed 2eece9721aff1b56d4531ea7c20aaa51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.122641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255/manifest.json
observed c7f935d5c96508ac4174866cb21b80de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.103137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255/publication.md
observed 6f8c48244eab47775d9d6023bfa67c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.083901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087255/publication.txt
observed 2eece9721aff1b56d4531ea7c20aaa51...
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.