OpenTechnical

OT-2026-000016390

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000016390) never changes.

Identity and time

Publication numberOT-2026-000016390 · never reused
Internal UUID01a0ae6e-2d12-7cb1-b684-a5633ba25977 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016390
StatusPUBLIC

Content hashes

Canonical textb848b89ec223799489ac5f139fe411380d4b0ffa81f59a684dab92abd3268371
Markdown4803bae07e97066d6cdcd38f0c46be43f88a44978fa86612c5f75690b09de889
PDF
Publication pageed318f9e2aa2a7822ae91d638a3aa0cebd9eec2ea2d287f03588b47130e85b1c
Manifestc1b55ed75cc283044d4ac29a4fcda5bffb33b2822062bc5e5cccc6d5f072893c

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
SignaturehvUz2r+SnWZfP10SIEd1TOdS0otv08r16S33NbbnA9qmwHeZZlViuPJKjkWwW9BQ630V+vfE69Awkdsanqp6CA==
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

2026-09-17T12:04:28.267293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016390
observed ed318f9e2aa2a7822ae91d638a3aa0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.248450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016390/manifest.json
observed c1b55ed75cc283044d4ac29a4fcda5bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.230182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016390/publication.md
observed 4803bae07e97066d6cdcd38f0c46be43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.210546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016390/publication.txt
observed b848b89ec223799489ac5f139fe41138...
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.