OT-2026-000008172
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000008172) never changes.
Identity and time
| Publication number | OT-2026-000008172 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908c-7c06-a332-c1c50f04dc65 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d06056eecd51c3b265a07cddf6b55666098adfda0808ece01f0a5ae16f8c8cb |
|---|---|
| Markdown | db34c59a6edcaba7a19b106d857fbef19cb277ebf25068dab72a2c042adeb27a |
| Publication page | d8b60c5751830b5d1b03fadfba4f9b9dfc108e5261fd4fbafc2290dcda91afe1 |
| Manifest | 931728d51564ca35151df62076b6d42a0b2f18ed408697c282b92ecfc3f6d377 |
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 | 8LQdz9bkOPElJtpvnSeRry5NkWa0sHwVVCRCQUk7JbdNXzrSe4or94XC9Xa+VboIwieFRmcC9tiiwEJw6NgVDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:32.209932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008172observed d8b60c5751830b5d1b03fadfba4f9b9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:32.191205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008172/manifest.jsonobserved 931728d51564ca35151df62076b6d42a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:32.172519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008172/publication.mdobserved db34c59a6edcaba7a19b106d857fbef1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:32.152865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008172/publication.txtobserved 5d06056eecd51c3b265a07cddf6b5566...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. |
|---|