OT-2026-000021207
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed blow-off before set-down
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-2026-000021207) never changes.
Identity and time
| Publication number | OT-2026-000021207 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-755c-82f6-9ee566edc926 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021207 |
| Status | PUBLIC |
Content hashes
| Canonical text | 857d8150ad3f6eae77e58b6b917e77d6b5e6228416809a2b965f443d44e122fd |
|---|---|
| Markdown | eeecea84c4ce4e8376e4fb1d5927e3f2fded4db0a9bd8949a7eccd0e0e33b2f2 |
| Publication page | e951448044f312b1d3bedfca7104e1079a543d22fa3a05ae696b6c250e4970fd |
| Manifest | e656e96a2445f2c79af7345c789fe5f4280981f367528ce70a2ed3aa98f6db23 |
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 | VnlHzGBeMwInYVtUGK6Bi3Uzk8UIdrvH05fae3XQ9wQj2LrxtRXm2lEAhmnBdaBmm3VigZbNCaEyFXksOYuXDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:00.318474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021207observed e951448044f312b1d3bedfca7104e107...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:00.291974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021207/manifest.jsonobserved e656e96a2445f2c79af7345c789fe5f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.271777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021207/publication.mdobserved eeecea84c4ce4e8376e4fb1d5927e3f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.255134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021207/publication.txtobserved 857d8150ad3f6eae77e58b6b917e77d6...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. |
|---|