OT-2026-000052577
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000052577) never changes.
Identity and time
| Publication number | OT-2026-000052577 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7da1-8666-afe0eca63d78 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052577 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb7a11103d95e1de0f5ea190f332c79bf75b5de5d2c99ce65394c99f52bf34cb |
|---|---|
| Markdown | 6f99bdd393110739f103983ce4ace8c916e60a7a873c82faf2a8d2f295beed51 |
| Publication page | 790b2079dd9891e430bfb7b69896cc651b6ac538918130cace4eaa2b5418f557 |
| Manifest | c5cb07c58781f7002d5f4fc27f5d683a61957da2c927728f2b692c6286ee55b0 |
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 | LN/78jyTMwmnUKlQxpZJQTM5QaQqqIyQmfUK+bwYF78PwuxGiX8Hc5luhdtHrvviCONzVgWWOsB8IoZLo56jAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:14.275576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052577observed 790b2079dd9891e430bfb7b69896cc65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:14.258363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052577/manifest.jsonobserved c5cb07c58781f7002d5f4fc27f5d683a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:14.241854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052577/publication.mdobserved 6f99bdd393110739f103983ce4ace8c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:14.224525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052577/publication.txtobserved bb7a11103d95e1de0f5ea190f332c79b...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. |
|---|