OpenTechnical

OT-2026-000088769

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088769) never changes.

Identity and time

Publication numberOT-2026-000088769 · never reused
Internal UUID01a0ae9b-8f10-7800-9802-cc5bd22cdc08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088769
StatusPUBLIC

Content hashes

Canonical textd5826c06dfcb1db6c5530ac037e63f97c6bf5cbe9161d460f213569f7a7886f7
Markdown40d54c3c22366968a44f548d83ad3ee45f9086685f1a0e6d0d8fc629bd8c5612
PDF
Publication pagea1e6a601c1fedab2347c9e1248db3b917d25d025979919495eac732d1baa72e0
Manifestdf0b38b8f810de7427cceb58ff4335c7289c4f305d1e7381be137f068f50521d

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
SignatureRot4qW16HQJN2mIN0sd5nEFP0GhBZBr22zBxLWJc8LnwUT2BPbmZBbvmegPhw3O4aBmzDk1dMkp7ivQgTg0SBw==
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

2026-09-17T09:48:08.370297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088769
observed a1e6a601c1fedab2347c9e1248db3b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:08.354037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088769/manifest.json
observed df0b38b8f810de7427cceb58ff4335c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:08.335624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088769/publication.md
observed 40d54c3c22366968a44f548d83ad3ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:08.316337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088769/publication.txt
observed d5826c06dfcb1db6c5530ac037e63f97...
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.