OT-2026-000080773
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000080773) never changes.
Identity and time
| Publication number | OT-2026-000080773 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b974-73a8-bb1a-b87d0462c372 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080773 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08704fee68e2b325df92080f6dcdc4207c5748fc788ff29b31e9082d17a7ea15 |
|---|---|
| Markdown | 49ecb251a60d1d3153ad583ba8e3175ff4d5a76b96cf9614a4a3f99e00b80483 |
| Publication page | 28a49336641b5f1c227aa3cfbc563a79fb6a72ace156ee6e107c9d622b87ed53 |
| Manifest | a39b0438a6a57eb5bd220a54425df156c798ec4d7d4695858b0b34e64369df82 |
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 | nK7IFI66RjGd4kgxTt4gtUs/8QcvX32fWoaCq9M0bDjnoMsMVIiro4sOTKGHxegOUX1G63Sr6xmE0HicP9X/Dw== |
| 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
| 2026-11-01T16:41:03.658279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773observed 28a49336641b5f1c227aa3cfbc563a79...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T16:41:03.608072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773/manifest.jsonobserved a39b0438a6a57eb5bd220a54425df156...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T16:41:03.544691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773/publication.mdobserved 49ecb251a60d1d3153ad583ba8e3175f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T16:41:03.479199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773/publication.txtobserved 08704fee68e2b325df92080f6dcdc420...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:42:19.342481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773observed 28a49336641b5f1c227aa3cfbc563a79...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:42:19.266148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773/manifest.jsonobserved a39b0438a6a57eb5bd220a54425df156...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:42:19.173532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773/publication.mdobserved 49ecb251a60d1d3153ad583ba8e3175f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:42:19.002619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080773/publication.txtobserved 08704fee68e2b325df92080f6dcdc420...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|