OpenTechnical

OT-2026-000051287

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000051287) never changes.

Identity and time

Publication numberOT-2026-000051287 · never reused
Internal UUID01a0ae83-2740-76b6-ac02-a219bd1fbbf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051287
StatusPUBLIC

Content hashes

Canonical textfbe9059d4ef1829ca130c53c6f8a004298fb51e428c141fa83670a5df2271c5b
Markdownf72b89bf4b47d06045bd8879222a85c2bd07350f4a5ec40efa2394c299ab1232
PDF
Publication page4066c4093cb0f2d554500bb053c8607ab026e1ccf50a0cb26e798736c732d21f
Manifest7e1f2dab92f0f34a703c489463400a6f20bedcfaf0a11c0c11de65ef889771a1

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
Signaturexckay1BWmjGDRUNJOJLCdv3h2F/IQ6yUTH4vcn8C3gA5RUA3NlJI4mQlN3HgynE8w4MjxkuajGqBrRbJ5hS2CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:05.699441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051287
observed 4066c4093cb0f2d554500bb053c8607a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.681173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051287/manifest.json
observed 7e1f2dab92f0f34a703c489463400a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.662340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051287/publication.md
observed f72b89bf4b47d06045bd8879222a85c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.641584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051287/publication.txt
observed fbe9059d4ef1829ca130c53c6f8a0042...
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.