OpenTechnical

OT-2026-000080803

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, sustained 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-2026-000080803) never changes.

Identity and time

Publication numberOT-2026-000080803 · never reused
Internal UUID01a0ae96-b974-755c-bdb3-48376bb74ceb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080803
StatusPUBLIC

Content hashes

Canonical texte6953fb5e389ffc007003ba2742974db95f962f84956e0b77259d96db93bd2be
Markdown5b153d5be5213411cdb7725de74c8ad939271bbf7d81446dd073955502535a53
PDF
Publication page216c0c6dd4f7c1cf5515b18acfc02f28407aa6f67705a690932336567cf509b7
Manifestd376ad7a8b49b250c19150b2b874d9b877e81c2bb95f0853309cf27896ff2419

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
Signatureeb6Od11am/ENii1Mx+NZlxMkKrCIdSrChHQ5QtMWkL9m+S0dEyDZ6GRO+7zP9RbbShLHjYd7PvU3sbq79PLJBw==
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

2026-09-17T10:01:58.897257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080803
observed 216c0c6dd4f7c1cf5515b18acfc02f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.877941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080803/manifest.json
observed d376ad7a8b49b250c19150b2b874d9b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.858690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080803/publication.md
observed 5b153d5be5213411cdb7725de74c8ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.839287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080803/publication.txt
observed e6953fb5e389ffc007003ba2742974db...
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.