OpenTechnical

OT-2026-000085320

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000085320) never changes.

Identity and time

Publication numberOT-2026-000085320 · never reused
Internal UUID01a0ae99-aaaa-7131-be96-f3f21c7413ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085320
StatusPUBLIC

Content hashes

Canonical text93df4195ea3df64023204cf2fd686349ccc19472ef517f9403500278b2456b0d
Markdown316e026b0179621b6f92d99ebafef397b252cf4fef529740dc7020df8d7556d9
PDF
Publication pagec9f68a53cac851489a9b48209b4fbdcc8314f055874cdc35433ed48d82fff87d
Manifest420f9dce27edf2559bf13fc9f1eace4cbd006fa6ed4efca6d463c21e9c5f64d4

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
SignatureJfYRtEflZWd3kQj9Vl4/KTCEGHw+CmNRViyma9OSoF+b/mKwM+k+b3g7EmN4tOd5egKCraPcB35c7ku3SYucCg==
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

2026-09-17T09:54:02.727216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085320
observed c9f68a53cac851489a9b48209b4fbdcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.710104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085320/manifest.json
observed 420f9dce27edf2559bf13fc9f1eace4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.691645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085320/publication.md
observed 316e026b0179621b6f92d99ebafef397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.673752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085320/publication.txt
observed 93df4195ea3df64023204cf2fd686349...
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.