OT-2026-000012171
Publication integrity record
Foam pad vacuum gripper, three zone face, two stage ejector, pulsed 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-2026-000012171) never changes.
Identity and time
| Publication number | OT-2026-000012171 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f5-7c49-950b-0fdd146cf3f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92d63a35123b705dd87b40c9c8e0dadb3af67af7ec5e566d4f3043bf4f644a6a |
|---|---|
| Markdown | 2153c4ed8993401c19a6e6a760bc05d2d15f31cdbe4ed405b548cbf948c30484 |
| Publication page | 2c7f40f0a89a55e6d149297d1240a4da837ea056c51c56a6efca71f63fa5e5e4 |
| Manifest | d07523cbbbcca9057e7b80c29a188041b5cef8369c89008932b2f919a8766326 |
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 | HmQlHiahbqsrxblIi4in8T41dFsgxkvMxRurNNWsB0CLtVAL1KtB2PzoPhIsN1Up+wxoxZMuPN+xfMpaeiXeCw== |
| 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
| 2026-09-17T12:11:04.336127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012171observed 2c7f40f0a89a55e6d149297d1240a4da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:04.317613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012171/manifest.jsonobserved d07523cbbbcca9057e7b80c29a188041...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:04.299406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012171/publication.mdobserved 2153c4ed8993401c19a6e6a760bc05d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:04.279802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012171/publication.txtobserved 92d63a35123b705dd87b40c9c8e0dadb...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. |
|---|