OpenTechnical

OT-2026-000007282

Publication integrity record

Bellows cup vacuum gripper, ejector fed, pulsed blow off before set down, plastic cups

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-2026-000007282) never changes.

Identity and time

Publication numberOT-2026-000007282 · never reused
Internal UUID01a0a979-34bb-75a6-bec2-dd0ebfb1df71 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:08:07.998574Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007282
StatusPUBLIC

Content hashes

Canonical text2f7c260a954983d7fea26541ba9e331639ad5eb7277d31cf0961920abdbb9488
Markdownb0b1dd9f2e3bb89fb4a8023d6001c9bc4742a93f9ace00b3374cd1f7fc7173e4
PDF
Publication pagebd1afc1a707e959dd486a800ed98019708b42a56a6a016dec3ee2876a8785454
Manifest7c0bbfe006ea701d768124044e5bc3657e1e539e7e868b033e64eacdacfd7f72

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureF+jGOge48Y/e/LAlQ1uVmo+0DliUuqOcHl5PZGsyteV6iaGFjuLiiK1dr9YDhv7CENSxUYqEX8OKB74/8LFNAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:08.190179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007282
observed bd1afc1a707e959dd486a800ed980197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:08.177330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007282/manifest.json
observed 7c0bbfe006ea701d768124044e5bc365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:08.165238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007282/publication.md
observed b0b1dd9f2e3bb89fb4a8023d6001c9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:08.151720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007282/publication.txt
observed 2f7c260a954983d7fea26541ba9e3316...
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 archivePending 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 packagePending Custody packages are produced weekly.