OpenTechnical

OT-2026-000012536

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000012536) never changes.

Identity and time

Publication numberOT-2026-000012536 · never reused
Internal UUID01a0ae6d-39f7-721d-8498-e27553736626 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012536
StatusPUBLIC

Content hashes

Canonical text8063f268104b70121b9b6d28501d7208b1bd01d2698c88f4d20f634607a2b84c
Markdown8cb2334878099145dbb2256bf046b23251e2107b179c08cfb32f48e86a94ab83
PDF
Publication page0bfa4a4ab21aab65dec6c1acdf0c9bc44f6c0e5226a003752b3a9d5055158bf0
Manifest101ae3a4d86d3d89e0072955526e713a6fb933c23661ad5e313e14968d2df074

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
SignatureffmyO+aiGKnVRmvdVXeLCnO1zKrKl9dZ+TbdJXztOOMHmP93DRCEmd/yJpqxzBZTwgu8W07EVijog8l4ZJvTBw==
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

2026-09-17T12:12:03.773105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012536
observed 0bfa4a4ab21aab65dec6c1acdf0c9bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:03.754410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012536/manifest.json
observed 101ae3a4d86d3d89e0072955526e713a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:03.735733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012536/publication.md
observed 8cb2334878099145dbb2256bf046b232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:03.715827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012536/publication.txt
observed 8063f268104b70121b9b6d28501d7208...
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.