OT-2026-000089488
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000089488) never changes.
Identity and time
| Publication number | OT-2026-000089488 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7f34-b81e-0b04ec29dfd8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089488 |
| Status | PUBLIC |
Content hashes
| Canonical text | 769ea0ddc9e69951b58e0340e53a449fa832b3b4592aa349b25fc379d12501b2 |
|---|---|
| Markdown | 13cd56b5c698bee7388b457af5b01915ead3c104f3970a5c189d9065d13cda2d |
| Publication page | df38c8933b5414303e718603a4102c3543bb2a5633de4b58ba20f635657999a4 |
| Manifest | 66d5e56904bfdf45485f25896b8e5b142fd9fb5cb006f9e4e53e3f62c70a3134 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | QXQ4T+D5FEaDPsGZbYjg0LQmGH80CWZ1S7iZBFO0/2mgVy3pTtDFY/kxusOnK9qwZJU2SnvtZtP2re2gEOO+Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:38.358637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089488observed df38c8933b5414303e718603a4102c35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:38.340986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089488/manifest.jsonobserved 66d5e56904bfdf45485f25896b8e5b14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:38.323134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089488/publication.mdobserved 13cd56b5c698bee7388b457af5b01915...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:38.306569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089488/publication.txtobserved 769ea0ddc9e69951b58e0340e53a449f...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|