OT-2026-000014415
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000014415) never changes.
Identity and time
| Publication number | OT-2026-000014415 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-b27a-733d-9a1b-af3bef2da783 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:39.853300Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000014415 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33889853cb4bcde18b7c62e59145179ecbcfaf58814336470d2d9da8c90f361e |
|---|---|
| Markdown | e63341afaeb82cb51a3c8cc10d7d1706882fcccb9305f576ad233f9d24b6ec33 |
| Publication page | 790d5d63aa55ff093757db767e09e4a1ef184e454357e690ac7963c32c8e268d |
| Manifest | c97f07d901337bd9848d3be63d784d3736cd7167762a20fb3cd2cac738e2d884 |
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 | 3i5hW9zk5lnTWR3M6dyAJ/SIM8/4A7fyaA18757fMhNKlGbopgsvgeSuT68RdHhHFM0NkShyQd8KTgSJD5BzDg== |
| 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
| 2026-09-17T12:41:44.719782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415observed 790d5d63aa55ff093757db767e09e4a1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:41:44.579716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415/manifest.jsonobserved c97f07d901337bd9848d3be63d784d37...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:44.429088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415/publication.mdobserved e63341afaeb82cb51a3c8cc10d7d1706...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:44.182108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415/publication.txtobserved 33889853cb4bcde18b7c62e59145179e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:10.784429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415observed 790d5d63aa55ff093757db767e09e4a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:10.768414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415/manifest.jsonobserved c97f07d901337bd9848d3be63d784d37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:10.751194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415/publication.mdobserved e63341afaeb82cb51a3c8cc10d7d1706...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:10.732420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014415/publication.txtobserved 33889853cb4bcde18b7c62e59145179e...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. |
|---|