OT-2026-000077040
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented after 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-2026-000077040) never changes.
Identity and time
| Publication number | OT-2026-000077040 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f506-7722-bc7a-dadb63967693 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077040 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b7777343d364830cdb8336bd5cdd30a075b66a45f8a0904163a7e803a58665e |
|---|---|
| Markdown | dde2e08d12a3a10c27481c6dc0f600f1f9f34db06158eaf7c87bccc229833cb4 |
| Publication page | b3eed1822c04f6bd4c93ede7141f0053515177718eadde9b482063f33f01f1fa |
| Manifest | 1516937da0bf61cdeb8ed7178e12506b328d1f12abf82a222aba1fa425c655f8 |
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 | 74Onzd8aPsS3qWTGjwO28ReDpMfIe33v9wkNiZ0ygU5CUgjdbKacirqG0GzoakT0o3CStPkDuBWjTGP95DYOCA== |
| 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
| 2026-09-17T10:11:08.291308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040observed b3eed1822c04f6bd4c93ede7141f0053...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:08.272341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040/manifest.jsonobserved 1516937da0bf61cdeb8ed7178e12506b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:08.252906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040/publication.mdobserved dde2e08d12a3a10c27481c6dc0f600f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:08.012117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040/publication.txtobserved 5b7777343d364830cdb8336bd5cdd30a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.107748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040observed b3eed1822c04f6bd4c93ede7141f0053...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.089925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040/manifest.jsonobserved 1516937da0bf61cdeb8ed7178e12506b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.070080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040/publication.mdobserved dde2e08d12a3a10c27481c6dc0f600f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.905786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077040/publication.txtobserved 5b7777343d364830cdb8336bd5cdd30a...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. |
|---|