OT-2026-000079448
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000079448) never changes.
Identity and time
| Publication number | OT-2026-000079448 · never reused |
|---|---|
| Internal UUID | 01a0ae96-0b91-7d15-9224-ad5fe6d56a03 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:44.101434Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079448 |
| Status | PUBLIC |
Content hashes
| Canonical text | c091e268eb5e931993898305e1fb432da151ea187a27758abb4cc3bba726f0fe |
|---|---|
| Markdown | 28baa8ae411d97ebca22d0e5ed445fe93843eff259946092f7f66f36df21c634 |
| Publication page | ffb073b75168d33b8c2e992068880c5f431b06b34275a5121a5059b82c03877e |
| Manifest | ad1b4b0acedc53f2fc0ee2c335435d81a46d65acbd89a5f4a25db4df61787097 |
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 | ulFgsB4m1KkYOogvgScnRdFUgvZrQhNJkP14wdWv2XDPoaNGeeIhqIKO7fDC4MbID0PPyaW1Gx85eBBbPmdUCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:05:04.445359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079448observed ffb073b75168d33b8c2e992068880c5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:04.426294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079448/manifest.jsonobserved ad1b4b0acedc53f2fc0ee2c335435d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:04.407726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079448/publication.mdobserved 28baa8ae411d97ebca22d0e5ed445fe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:04.389459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079448/publication.txtobserved c091e268eb5e931993898305e1fb432d...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. |
|---|