OT-2026-000087870
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line 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-2026-000087870) never changes.
Identity and time
| Publication number | OT-2026-000087870 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-77e9-8bc3-30dcbea7b9e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087870 |
| Status | PUBLIC |
Content hashes
| Canonical text | 522ad32c7586ef6007c6b0596dc0cbf4973739f59ce7ca1e7174ef7301594f38 |
|---|---|
| Markdown | 1649a04b2232b254e4aede223432c766fed6498bdce69760217b84586cd4be1d |
| Publication page | b5b3536da0eda26803f239c517f85fe7523a32b1e74dfc68dc737ac33128a7ea |
| Manifest | 99bc3590daaa41692ee28ebf52e787fec5d61d4af6b1fc16344cae887be0dd7b |
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 | j2onYRwZwZCvaf591GIBo5jW8faLvmO5BgxlU/7Xpo8rBtKJFY7vv/unosR2pGgBPZBzhFPpmwzcrNZuxRPzAg== |
| 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
| 2026-09-17T09:49:07.651768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087870observed b5b3536da0eda26803f239c517f85fe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:07.631705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087870/manifest.jsonobserved 99bc3590daaa41692ee28ebf52e787fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:07.611094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087870/publication.mdobserved 1649a04b2232b254e4aede223432c766...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:07.590179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087870/publication.txtobserved 522ad32c7586ef6007c6b0596dc0cbf4...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. |
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