OpenTechnical

OT-2026-000014196

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000014196) never changes.

Identity and time

Publication numberOT-2026-000014196 · never reused
Internal UUID01a0ae6d-b279-78ef-98f6-ba525623e6d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014196
StatusPUBLIC

Content hashes

Canonical textab4c98b5b09b81ed6bf922d001e6b81c9e24068bceec5876dc136ec2731ee415
Markdownc4c89dc40175fa2e1dc4dcf60161c6a1c9d2ceb6d477877fb6ef26a4cbf7bfd0
PDF
Publication pageb3cffa158e0cac88565364eb54629fbe533b2b3cfe4651b688d3f812a3142f69
Manifestb58320ad4bc2391c597322cf413203044f2e29ce2279b8568fac9ed05af0dec2

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
SignatureeigxoHHEyQ3ASf1O9NH3aUOxACZl5KF/+JB6Qh3xJ7VLe7olAbSqqUOPpuvNQhYC1yed+YJvVvhnRhHvmAO1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:17.848953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014196
observed b3cffa158e0cac88565364eb54629fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:17.829372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014196/manifest.json
observed b58320ad4bc2391c597322cf41320304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:17.808008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014196/publication.md
observed c4c89dc40175fa2e1dc4dcf60161c6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:17.787111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014196/publication.txt
observed ab4c98b5b09b81ed6bf922d001e6b81c...
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.