OpenTechnical

OT-2026-000043787

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000043787) never changes.

Identity and time

Publication numberOT-2026-000043787 · never reused
Internal UUID01a0ae7b-d676-7d86-9558-ec6f2c0253ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043787
StatusPUBLIC

Content hashes

Canonical textaeb790a556dd328091786e6d74551c724dd6e3419886606d716b46be7a71c6f6
Markdownaece4709a5ccfcd01d0b94d14894cfad6ac5c673c6b85579e25217f500b7806f
PDF
Publication page883d1d694c17ba7a2320dc52f589f115806bd56882405e0dde084cf543facd44
Manifest0059d97d66eb3db65e75b057877d3a093cdfa581a5c776f51f3405b0bbdf39b3

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
Signatureibfue4AoHvqTLuHOm9uuTKnEpRla9LwWBE1FiM2rqJaJ1zgg0ntC00Pzc+TYlKrgtGUXvcSJ+cnxEz0qJh9EAQ==
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

2026-09-17T11:12:05.018879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043787
observed 883d1d694c17ba7a2320dc52f589f115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.002443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043787/manifest.json
observed 0059d97d66eb3db65e75b057877d3a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.983491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043787/publication.md
observed aece4709a5ccfcd01d0b94d14894cfad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.964451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043787/publication.txt
observed aeb790a556dd328091786e6d74551c72...
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.