OT-2026-000051926
Publication integrity record
Foam pad vacuum gripper, common isolation valve, 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-2026-000051926) never changes.
Identity and time
| Publication number | OT-2026-000051926 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-7e6a-9459-d40c034b0ab5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051926 |
| Status | PUBLIC |
Content hashes
| Canonical text | 727c6843ae75b2a72f5426f8ec901c5f78496872334c8b2e9130c69311bd26d2 |
|---|---|
| Markdown | dfd4e86b733cda9dcee21c4f9bbb914cc46caf5087aa3b34d90dd71a19093cc2 |
| Publication page | ba47790e6bc37841759bb99501dc5fdb162efc7759c5d502517517cde2340ad8 |
| Manifest | a7e5fc0e88a6fb3df092dbe9eb81b1f3a7e925bf3e10150264f007bd246014d0 |
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 | F/Ya7fTNppD35sfYyIeaYB/6lw2nXc8FMGTBETCtrZM5/tECQDIm9nIbMJFJRdx/WzLIFFXj66Yw0SZVy7ZlDg== |
| 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
| 2026-09-17T10:57:24.808527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051926observed ba47790e6bc37841759bb99501dc5fdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:24.787341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051926/manifest.jsonobserved a7e5fc0e88a6fb3df092dbe9eb81b1f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:24.770868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051926/publication.mdobserved dfd4e86b733cda9dcee21c4f9bbb914c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:24.754116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051926/publication.txtobserved 727c6843ae75b2a72f5426f8ec901c5f...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. |
|---|