OpenTechnical

OT-2026-000086592

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000086592) never changes.

Identity and time

Publication numberOT-2026-000086592 · never reused
Internal UUID01a0ae9a-2c98-7d15-90bd-6778c60a6f66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086592
StatusPUBLIC

Content hashes

Canonical text8d6a5c7a7bc84e82667ed066e7b2b3d8c35874665685843b4c105b9cb940ee09
Markdown6805bd9f1d7f689a79ea4138d5db5cf8bec5c3e4553cea1455ebe471410a6f92
PDF
Publication page953ef36f211d0224bbd69bc19aff7e4147166eb65af99dc938110dcdd40da5b0
Manifest4e14331aca805c485d10345ef3023e896dec7d9c26a90bb16c0d32d889f88171

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
Signaturemco1a6/AwV1kDt16pOA7herUx4ou98LSC1WmGY/aDZflL9KkEKXOC9LFqECknOU6W8zs78k503r9TmQxNevWDQ==
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

2026-09-17T09:52:26.064947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086592
observed 953ef36f211d0224bbd69bc19aff7e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.048982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086592/manifest.json
observed 4e14331aca805c485d10345ef3023e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.030554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086592/publication.md
observed 6805bd9f1d7f689a79ea4138d5db5cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.013020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086592/publication.txt
observed 8d6a5c7a7bc84e82667ed066e7b2b3d8...
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.