OpenTechnical

OT-2026-000062950

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000062950) never changes.

Identity and time

Publication numberOT-2026-000062950 · never reused
Internal UUID01a0ae8c-94a8-730d-8375-5661aaa655d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062950
StatusPUBLIC

Content hashes

Canonical textb24bf85d817a1913bd68df350c930949a9617f0888bacba03332abfdc80304e4
Markdowna5d5f40d979c0550bbe90ac81001eef02b641b40f90b839d42756adf9257dbd6
PDF
Publication page4bb5e4c5863bc5b7e75b42db5c56294784f09a042a0e921d6884e3dc7f1c1ad5
Manifest8fe36f5c6ea784689fc27ff5559dcc23f0996dcccf3ecc05e94914f7abab0a58

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
SignatureFss9cj1ajM6hkZmT0Glcud9q10gH+x//3WtkEDdOtHpAtSZ11tWydA31xTChtJG7+5EcNai4jhUbmmqxU/WABw==
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

2026-09-17T10:40:27.298004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950
observed 4bb5e4c5863bc5b7e75b42db5c562947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.276770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950/manifest.json
observed 8fe36f5c6ea784689fc27ff5559dcc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.256718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950/publication.md
observed a5d5f40d979c0550bbe90ac81001eef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.238573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950/publication.txt
observed b24bf85d817a1913bd68df350c930949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.660831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950
observed 4bb5e4c5863bc5b7e75b42db5c562947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.642909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950/manifest.json
observed 8fe36f5c6ea784689fc27ff5559dcc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.623113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950/publication.md
observed a5d5f40d979c0550bbe90ac81001eef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.605286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062950/publication.txt
observed b24bf85d817a1913bd68df350c930949...
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.