OpenTechnical

OT-2026-000082824

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line 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-2026-000082824) never changes.

Identity and time

Publication numberOT-2026-000082824 · never reused
Internal UUID01a0ae97-8cc9-788a-8a6f-0686cc37ac21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082824
StatusPUBLIC

Content hashes

Canonical textb16bb1886b4580e880faad69c4954e8798a4f712b2f93fe3a4792cc3f7beb2a8
Markdown79d554f0d10bff60086c9c06ed607cf8772fa46f5bed836a4d4cf2cf6e0fe146
PDF
Publication pageeb22876ffbe2c6c2c648b3eccb0dbdffd1d2c9abd7de5697fceeed20d2726e35
Manifest72ddac8bc022b5b5f2d1b6ae2d561f71e7b16547370afbde442b97009620becb

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
Signatureky/4fyjqDA7jRtPVO82wrmMI7KSxu59hEElBW7HqTZQ7s0ubkpG+UIsTi/XaI5szzr9hBx4MUh8RW4FTTJB9AQ==
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

2026-09-17T09:58:29.619703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082824
observed eb22876ffbe2c6c2c648b3eccb0dbdff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.598947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082824/manifest.json
observed 72ddac8bc022b5b5f2d1b6ae2d561f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.576276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082824/publication.md
observed 79d554f0d10bff60086c9c06ed607cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.552108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082824/publication.txt
observed b16bb1886b4580e880faad69c4954e87...
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.