OT-2026-000006388
Publication integrity record
Porous face vacuum gripper, four zone face, per zone isolation, plant vacuum fed, open cell
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-2026-000006388) never changes.
Identity and time
| Publication number | OT-2026-000006388 · never reused |
|---|---|
| Internal UUID | 01a0a959-40ac-7835-9976-7cc71dfe9914 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:33:13.902822Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006388 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61bc694703d1794cb7a9ce996648fda32653701ebc0c5d2e6bfa439cd804d0da |
|---|---|
| Markdown | db93a235720194f3daf24a7aa8ff1d86a43e44355754ed0b778b130210aea379 |
| Publication page | f24acdcf7ab3c11f3b4f819910a9bd88e8331a950215d4c8c4e5a384f2027761 |
| Manifest | 2b36dbb6d293a5bb06a1afb2ca5491fb51bb10028c72840ec283567e09b74a89 |
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 | U6EmmGsmm2cMCa3X1EDdeWzChbVZXFdmPZxz8wCdLNehdgY/VrlcD6bmfTJ+ZeFk7LEDeeFCWm4a+C2kigGBDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:23.493088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006388observed f24acdcf7ab3c11f3b4f819910a9bd88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:23.404432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006388/manifest.jsonobserved 2b36dbb6d293a5bb06a1afb2ca5491fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:23.392226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006388/publication.mdobserved db93a235720194f3daf24a7aa8ff1d86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:23.376446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006388/publication.txtobserved 61bc694703d1794cb7a9ce996648fda3...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. |
|---|