OpenTechnical

OT-2026-000084760

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000084760) never changes.

Identity and time

Publication numberOT-2026-000084760 · never reused
Internal UUID01a0ae99-43b3-7882-986f-bda0fb771716 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084760
StatusPUBLIC

Content hashes

Canonical textd4152cf6269084f1a5eb6cbe35f0c1041cfe74bf4c1643488529e8a11299b26d
Markdown11f90b1c5420386ea415adedea73664464c3900d93fa64f94c300651e287fc58
PDF
Publication paged2c16497b8e8110823d853fbd2930e20a240d96a4b55339de53c90a8c448b664
Manifest4c0a05a61fb7f8851e8459b61513540f2104450996c214c1e63e6a1c5f62de99

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
SignatureVuXaihXI01LoS6AmlGOgbeV0fMVLF+wWXWv0f9QATwir/KkSryCHQtco+v1qzVQ4luAbpc47QACRO7InfoVrAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:41.106547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084760
observed d2c16497b8e8110823d853fbd2930e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:41.089264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084760/manifest.json
observed 4c0a05a61fb7f8851e8459b61513540f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:41.071531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084760/publication.md
observed 11f90b1c5420386ea415adedea736644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:41.054541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084760/publication.txt
observed d4152cf6269084f1a5eb6cbe35f0c104...
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.