OT-2026-000079891
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000079891) never changes.
Identity and time
| Publication number | OT-2026-000079891 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4376-7e4b-92e7-7dbc05e0f918 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079891 |
| Status | PUBLIC |
Content hashes
| Canonical text | faee14c984dbdcb00841dc96eb2888ae866b4448f84899c1c88fc8eab30f121b |
|---|---|
| Markdown | f6851235316117064cfcb6c19607868da5cfc5e362ea531a1d36accf9bc9a64f |
| Publication page | e50a2d1c1d24df79c47559f6cbadb38cc96393003b56dd259e565af0b0aae9c7 |
| Manifest | 5f7454da0104096e83c0b7a0fafefec5c8771bce8b1a8f68076b138c777a6048 |
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 | 5ZXZsevmuaX/mmJbUh9JEKtecaYpV6+BXE81JhQPVBrhcBXJEnzvoev50mK2S4HN7ls1yP73wpVHwjmKaomjCw== |
| 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
| 2026-09-17T10:03:47.092474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079891observed e50a2d1c1d24df79c47559f6cbadb38c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:47.074304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079891/manifest.jsonobserved 5f7454da0104096e83c0b7a0fafefec5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:47.054704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079891/publication.mdobserved f6851235316117064cfcb6c19607868d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:47.035068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079891/publication.txtobserved faee14c984dbdcb00841dc96eb2888ae...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. |
|---|