OpenTechnical

OT-2026-000014097

Publication integrity record

Single cup vacuum gripper, 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-2026-000014097) never changes.

Identity and time

Publication numberOT-2026-000014097 · never reused
Internal UUID01a0ae6d-8deb-779f-8fa9-5272bc15db4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014097
StatusPUBLIC

Content hashes

Canonical text9b53316ce1f87a64f36859487801f839a8724f4e34e807df5a15d756d1fd5b20
Markdown8f98386a05bb8d08530f49205f67ec31beae31b1d6f9d90373c6c0690f6cf8ca
PDF
Publication page0e407ab628d5752acf3b060def34e1836f14c74c87877c53013f27f4273c1ab1
Manifest660b24d7ae47b1f804d0800671432fb5051c3a09c662183fe191fc5a82d8fcdd

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
SignaturesJuxe1yTh7SS5LV0X4bLklcJglPuEiFz+1Y5gnk6ufvr3d5kWUC8dH9U4gbvKBS7SJcJXWrnKO2dSQ8ln3T2Ag==
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

2026-09-17T12:09:21.201844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014097
observed 0e407ab628d5752acf3b060def34e183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.181729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014097/manifest.json
observed 660b24d7ae47b1f804d0800671432fb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.164523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014097/publication.md
observed 8f98386a05bb8d08530f49205f67ec31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.146111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014097/publication.txt
observed 9b53316ce1f87a64f36859487801f839...
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.