OpenTechnical

OT-2026-000068897

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000068897) never changes.

Identity and time

Publication numberOT-2026-000068897 · never reused
Internal UUID01a0ae90-6dcc-720f-a08b-6d0141941497 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068897
StatusPUBLIC

Content hashes

Canonical text2fd3c078b3751a4ea2c093caae0f38eef9bc2b4fd6fc551446a096093347c35d
Markdownf0b8ab6fa88945aadb8ff5cd9ddc4323e21f087f4e2eba382049bd4781487d66
PDF
Publication page273483ec1ec26594789a209091af382fb3af935b11868a08c8e3870b34b8002c
Manifest338c5202ec0bff61af77ebf7788c855ab467f3fe6adb82ffe071e7d48a7c418f

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
SignaturenAAuPsPT0RcyZgVgYHda/agJSExUM1Q0vJmAypUzCtHEvMaCXE+EmFrD7iDGeK09z/0GZKh4KnYf41gjHRUkDA==
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

2026-09-17T10:28:43.084092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068897
observed 273483ec1ec26594789a209091af382f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.064135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068897/manifest.json
observed 338c5202ec0bff61af77ebf7788c855a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:42.960133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068897/publication.md
observed f0b8ab6fa88945aadb8ff5cd9ddc4323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:42.942778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068897/publication.txt
observed 2fd3c078b3751a4ea2c093caae0f38ee...
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.