OpenTechnical

OT-2026-000015088

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000015088) never changes.

Identity and time

Publication numberOT-2026-000015088 · never reused
Internal UUID01a0ae6d-d097-711f-a620-5470d42c93d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015088
StatusPUBLIC

Content hashes

Canonical text6d650c0a1a4f72d32bd83baece4c7001ff53ef161458cabbac0f19776cfac544
Markdowndef457cf402d5fb2a5e3ca5385d40d122b989a2ce35598c6ed3d8d8e951907b9
PDF
Publication page670e5399e2eaee97cbe49e1a95463e7b5b1706a5312865bf0d8a12be36a94a2e
Manifest936124048190db4dfaaec4f4c04c9c3da72e2367c3524b1c45108f0945d05f1a

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
SignatureMUIOXhPi4838QXSx8C2d5ClbmuiUcR3z8uvVCp9QpCarmECwvGOEf6CQsXAmVw8tyhE8LNPSxxrERURXW2e8DA==
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

2026-09-17T12:07:08.526575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015088
observed 670e5399e2eaee97cbe49e1a95463e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.509472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015088/manifest.json
observed 936124048190db4dfaaec4f4c04c9c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.488324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015088/publication.md
observed def457cf402d5fb2a5e3ca5385d40d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.469403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015088/publication.txt
observed 6d650c0a1a4f72d32bd83baece4c7001...
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.