OT-2026-000053026
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, 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-2026-000053026) never changes.
Identity and time
| Publication number | OT-2026-000053026 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7bce-bc83-e686a8498a4e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053026 |
| Status | PUBLIC |
Content hashes
| Canonical text | c17c3e8eaf4f667cf55aa74f13c460aae635611457adeff41ceb72240c2fde36 |
|---|---|
| Markdown | c559f80db3495b2d41abce6b58dc8cbe385837eba3dd2b210eb0b04a0344d5c8 |
| Publication page | 580a7bd065ef5964f020b0f6a106369d3c4786fa933892fc41bfaa29bddbfe72 |
| Manifest | e4d64f87bd629455af5e278928142447307f4eb533955a53a5bdbe91196a336d |
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 | tU6frRWPSWztURDssmrFA7x7Q8aA+AravIJmhSeU4KaAytH7SZ5LPw05ZMiVmUbdELx0mh6hbDPGN8zABL1yAA== |
| 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
| 2026-09-17T10:56:43.731301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053026observed 580a7bd065ef5964f020b0f6a106369d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:43.712774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053026/manifest.jsonobserved e4d64f87bd629455af5e278928142447...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.695117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053026/publication.mdobserved c559f80db3495b2d41abce6b58dc8cbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.677463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053026/publication.txtobserved c17c3e8eaf4f667cf55aa74f13c460aa...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. |
|---|