OpenTechnical

OT-2026-000082762

Publication integrity record

Single bellows cup vacuum gripper, three 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-2026-000082762) never changes.

Identity and time

Publication numberOT-2026-000082762 · never reused
Internal UUID01a0ae97-8cc9-733f-a108-954da25ad0d6 · 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-2026-000082762
StatusPUBLIC

Content hashes

Canonical text47874d384955c2cf71241b3dfcecd0f80c70a39b8c3b685f937d5b496185046e
Markdownb19d356605f3336171f1f03515f4a41df0c1ad2a8b8deac355a147dc6141aacd
PDF
Publication page83083fd38b5cd6340a786aed66e9599c036ece2d728804a4f47b879e078f5aa1
Manifestdfc5f6bca19ad197a389acccbd9fecc57881185ff72da287b465b6826738b4bc

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
SignatureBimbh0Qru9tf2V95swN50sn49DxJtQTBqatnnNgG5oQhXpMK1cFZkoZ3L1ZSWL6aOkd02O6mm3kTod0LPwpuBA==
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

2026-09-17T09:58:20.829874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082762
observed 83083fd38b5cd6340a786aed66e9599c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.811968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082762/manifest.json
observed dfc5f6bca19ad197a389acccbd9fecc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.794812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082762/publication.md
observed b19d356605f3336171f1f03515f4a41d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.777475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082762/publication.txt
observed 47874d384955c2cf71241b3dfcecd0f8...
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.