OT-2026-000023890
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, sustained blow-off 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-2026-000023890) never changes.
Identity and time
| Publication number | OT-2026-000023890 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-784b-a52b-3c6dbfb82cca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023890 |
| Status | PUBLIC |
Content hashes
| Canonical text | f28779634958847241ea7eb4519e24218ac032df41602b08c703267d73de9f69 |
|---|---|
| Markdown | 9b6ff50f29ac782f1a3dfaf8d117da12fd7eacd06c36d484165fc3cc8c28f267 |
| Publication page | c879b3284b7bb9de5e555c025d9e0d0d03d8f6f8a286ec27df35cc241a195e4f |
| Manifest | e656d36925439c5b135236068d056d00bee6a1b045067f7af93e05664102e79b |
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 | QHTq4ZmueFHdMIObWACvkrgaURnn+c6IGaC/TCVdQ5qR1EU/miqnuvloBTs/rgjogxkvHmAX9RO4JWbkSZqDAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:50:30.166218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023890observed c879b3284b7bb9de5e555c025d9e0d0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:30.140774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023890/manifest.jsonobserved e656d36925439c5b135236068d056d00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.120944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023890/publication.mdobserved 9b6ff50f29ac782f1a3dfaf8d117da12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.101595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023890/publication.txtobserved f28779634958847241ea7eb4519e2421...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. |
|---|