OpenTechnical

OT-2026-000071162

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000071162) never changes.

Identity and time

Publication numberOT-2026-000071162 · never reused
Internal UUID01a0ae91-e0eb-7c22-b0d2-b059c72f44db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071162
StatusPUBLIC

Content hashes

Canonical text46b14478a930e0f9311852bbd4f24182a63387732930a58c74b0f07d466c98a5
Markdown63a9ee3e95ced4f41d28f0378771f4df987467a0c571286c32b1d1204657a539
PDF
Publication page0e8436dfb03eaaf82dd891f27fe942ad78c5c0feb0771d1eca2ef90f55c0f913
Manifestb933868c1a5bc27cf5ef4831ac31b181c86a478fbe6de085c242dcc77171f5ae

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
Signature2pcZBKFRvIazlq0MZvpIz4+hIOGuP8l0z/Y6lS1CIbkclq/NYQnX862bY6xRxbB4Hh3LwK7fG5jlnaaLPsRxAg==
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

2026-09-17T10:24:40.176508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071162
observed 0e8436dfb03eaaf82dd891f27fe942ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:40.159116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071162/manifest.json
observed b933868c1a5bc27cf5ef4831ac31b181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:40.140724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071162/publication.md
observed 63a9ee3e95ced4f41d28f0378771f4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:40.122490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071162/publication.txt
observed 46b14478a930e0f9311852bbd4f24182...
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.