OT-2026-000061477
Publication integrity record
Single cup vacuum gripper, pump fed, 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-2026-000061477) never changes.
Identity and time
| Publication number | OT-2026-000061477 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b43-72e7-b5da-c758bb31172c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061477 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9417172e358cc6f87bc5fd0e9d7a890c32851a8d20aecfcd11867730347781d2 |
|---|---|
| Markdown | 3068c87b19215b451232fb4b5780328dcd2c0b51212576c19d2b6b1ed74cc051 |
| Publication page | 6235005c0aaf4f9791e5a3423b057abd449fac95516ac39ea1fc98c589df5ca8 |
| Manifest | b6ba538801711a7e664b668e94b0ef9e3efbefd6f17df087bfc820ea111c79ce |
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 | um7pE7lFFp9WlLrB4KVQncemk2vHAMdG78Unhh8jGflkqICqEaMLKiMQqsQ1AwBkhpaDCWSJKzRxGX0G8EcvDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:41:21.925443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061477observed 6235005c0aaf4f9791e5a3423b057abd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:21.908149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061477/manifest.jsonobserved b6ba538801711a7e664b668e94b0ef9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:21.891567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061477/publication.mdobserved 3068c87b19215b451232fb4b5780328d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:21.874571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061477/publication.txtobserved 9417172e358cc6f87bc5fd0e9d7a890c...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. |
|---|