OT-2026-000069830
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000069830) never changes.
Identity and time
| Publication number | OT-2026-000069830 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-7e89-a15b-5007db95d443 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069830 |
| Status | PUBLIC |
Content hashes
| Canonical text | e900fa9ed69dacf292092bfede3f616c71ef872b8dbb5ead2ea305b8cfb1d177 |
|---|---|
| Markdown | 78bbc2d4eb424572d95a63a81315e34c4bf6692153f9c2286e5cba95814175ac |
| Publication page | 85aad79adc5173b9d17964220e90d8c58c77dcd784bc4d8ccec0c0f7f8e8b3c7 |
| Manifest | 575e306cb4c76ad59352bcd716183db30f73bdbb4dd0600ec731ac7aff3e7b84 |
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 | l5ZOWrxGYYd5jYGstV2J+GotyEsRFIHLsSru76xaFne0aFPUTy2AIT5r6ajoBHEmcPQ7n2pOLHK6/jXN2AC1AQ== |
| 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
| 2026-09-17T10:26:31.033196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069830observed 85aad79adc5173b9d17964220e90d8c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:31.011104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069830/manifest.jsonobserved 575e306cb4c76ad59352bcd716183db3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:30.956414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069830/publication.mdobserved 78bbc2d4eb424572d95a63a81315e34c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:30.915578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069830/publication.txtobserved e900fa9ed69dacf292092bfede3f616c...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. |
|---|