OT-2026-000053306
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000053306) never changes.
Identity and time
| Publication number | OT-2026-000053306 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a15-7deb-9714-ff2e67b7b6ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053306 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33acf40e931b603e5120e044b46670cb1a61410b6f2f3581fb713cef2a8ba850 |
|---|---|
| Markdown | 52a236817025ab5f83e651427f290b249b916360e1180e5d0339d1768a7d85b2 |
| Publication page | 6312748e2cbde0d46b463eecd90b6214eed3939fc23da9e2026353600caf7ad6 |
| Manifest | b7d7c50276da32e9aae82ad25273111386d76d156b795b72367deb1cc736be5d |
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 | PTr56ebetedJnc1V6BllEiBNCH3Z341OvJN7zoh0eGFIlwrMq49cTxQloqhChabx+d7o6qcIoU1ekfIzcj2lCA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:59.814277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053306observed 6312748e2cbde0d46b463eecd90b6214...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:59.796548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053306/manifest.jsonobserved b7d7c50276da32e9aae82ad252731113...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:59.777609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053306/publication.mdobserved 52a236817025ab5f83e651427f290b24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:59.759510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053306/publication.txtobserved 33acf40e931b603e5120e044b46670cb...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. |
|---|