OpenTechnical

OT-2026-000086807

Publication integrity record

Foam pad vacuum gripper, two zone face, four 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-2026-000086807) never changes.

Identity and time

Publication numberOT-2026-000086807 · never reused
Internal UUID01a0ae9a-80a4-7c5a-93d5-04c730ef0dfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086807
StatusPUBLIC

Content hashes

Canonical text8008134c97513ff0d450f2e15656f963e5547ae9dfb9eaed3f05ce94c1800373
Markdown23e29043790ad6c257bd7d9fa30434a4fc55db8fe445051eda1ecc89c77c7742
PDF
Publication pagef64007f58a857fa8a2e9c306b233692a9da7f39bb52758efc70c4df263a6c1f5
Manifest32cfe481425e3994fbb063c05c7757f985f640a475d0f426bfbc41590c521f36

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
Signature3Pk7EhaDGrNNhLNbTAMcdlAUaTJFPbNh3zTiHKh1lprs4w4X9JYQxTlSv7/PdUY5xTb4IfUAE6xGn73yWLapAg==
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

2026-09-17T09:51:37.456112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086807
observed f64007f58a857fa8a2e9c306b233692a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.436342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086807/manifest.json
observed 32cfe481425e3994fbb063c05c7757f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.415973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086807/publication.md
observed 23e29043790ad6c257bd7d9fa30434a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.397678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086807/publication.txt
observed 8008134c97513ff0d450f2e15656f963...
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.