OpenTechnical

OT-2026-000067893

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000067893) never changes.

Identity and time

Publication numberOT-2026-000067893 · never reused
Internal UUID01a0ae8f-c4fc-7bbb-877c-8a5344746300 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067893
StatusPUBLIC

Content hashes

Canonical textf366c37a0406dbe02e229765b730e963dfd49f8dcf2cf1965c74441fac14774c
Markdowndda3e5da51177a3c0305eee60436705afc540763ab52f1c9788e3deec7e2a103
PDF
Publication page41b7a50ff65ed7964fe8ebdeaf0f8c90bd7e9bf541d62197b85b10bb10092319
Manifest70ae9babc867cb39a4d47eb5b73a0c6d35fa526825e05b1e20f47462e226e8fe

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
SignatureBSqH+cncrQnfStOJUwMuui6eWkLmbOT5gOtdikYXYw2JxisMgAsC74+NP5mxMx+yzs9nrp7uVtrcWXLPDcBMCw==
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

2026-09-17T10:30:17.478129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067893
observed 41b7a50ff65ed7964fe8ebdeaf0f8c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.460343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067893/manifest.json
observed 70ae9babc867cb39a4d47eb5b73a0c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.441215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067893/publication.md
observed dda3e5da51177a3c0305eee60436705a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.423162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067893/publication.txt
observed f366c37a0406dbe02e229765b730e963...
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.