OpenTechnical

OT-2026-000076794

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000076794) never changes.

Identity and time

Publication numberOT-2026-000076794 · never reused
Internal UUID01a0ae94-b070-7880-b3a5-dfe6658d8f66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076794
StatusPUBLIC

Content hashes

Canonical textb8ea7bf21eaf8bf92648f07262836c0cf71446deedaea4ae2b4ad025be09ea57
Markdownc65ee764f9c11bc9c41d4c51a7737451ea6d3671a596145ddeee6df48e139835
PDF
Publication page7322726d25c5514825d1063187ab3e84e9d518077eaa8d724fef6a8a91aef8ff
Manifesta57b55eab725dd561ed36585fac1ccef3f1f56b468c34279f74af8288f2563ac

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
SignaturelrWBVPFDYkyWfa2CGLPngK+kHblSlv07ABftvYQ0K9XlUZnsrVU4WhRX6QX7kdQYejEav3kvcqb/E6ePCUYEBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:39.561225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076794
observed 7322726d25c5514825d1063187ab3e84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.539584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076794/manifest.json
observed a57b55eab725dd561ed36585fac1ccef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.519283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076794/publication.md
observed c65ee764f9c11bc9c41d4c51a7737451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.498012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076794/publication.txt
observed b8ea7bf21eaf8bf92648f07262836c0c...
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.