OpenTechnical

OT-2026-000088380

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000088380) never changes.

Identity and time

Publication numberOT-2026-000088380 · never reused
Internal UUID01a0ae9b-5d27-7ea9-ba09-cd9ed8f07d81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088380
StatusPUBLIC

Content hashes

Canonical text5c7e0ada575ae2e33d09f4163c4e4ceeef627d20fac2740c00566ad0cc1b3dd6
Markdown98e99dfcdeaa72eaca8ccb1f62b844b4782d054e81865eb802906cf7b3ec847f
PDF
Publication page69b95f3dd91db45dc1e273863874afdb1e5ae311ca95e4b084d6f3db795d52ac
Manifest4c1a56541af617ef5c938f57c0a19a393ff1c23336ec2f0403091d201d8ab00b

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
Signaturen2Pe/zTi7v5CCha3R+1ICWGvgdm7313KZpnSbt6u6ZtNNnlw//k5dbXZFpsB85IYNEs1uL3xGEDx3SBQ15p4Dg==
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

2026-09-17T09:48:44.135520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088380
observed 69b95f3dd91db45dc1e273863874afdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.116111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088380/manifest.json
observed 4c1a56541af617ef5c938f57c0a19a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.098579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088380/publication.md
observed 98e99dfcdeaa72eaca8ccb1f62b844b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.079901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088380/publication.txt
observed 5c7e0ada575ae2e33d09f4163c4e4cee...
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.