OpenTechnical

OT-2026-000035143

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line 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-2026-000035143) never changes.

Identity and time

Publication numberOT-2026-000035143 · never reused
Internal UUID01a0ae76-6a1d-71e4-91ff-f61f27a3c399 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035143
StatusPUBLIC

Content hashes

Canonical text57e5d61a9762f4c482a85a9c7bcb62bcbebcf374b4120373b21469c1a89d6cb3
Markdown996944472f8632a5df4b7d236c3d73e24809013ed39fcb9bb51d78c1ebaad662
PDF
Publication page6fc0e1d1b1dad54fd5a0ebf46749992eec23cd102346fa63a65e92fa898ffcef
Manifest76810d387c50cd0b928ca250ecbd3c105cd70e95bacfa00006d8dba8d85a2806

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
SignatureZmSUrCJhMOez6l2SqHbcy/tejnZf5BpDiIaS0wZ63jivdBML+bg4Xd3/UPttyT/jDUAD0WO2+blQwMKkgPawAw==
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

2026-09-17T11:28:13.892946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035143
observed 6fc0e1d1b1dad54fd5a0ebf46749992e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.877954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035143/manifest.json
observed 76810d387c50cd0b928ca250ecbd3c10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.861414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035143/publication.md
observed 996944472f8632a5df4b7d236c3d73e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.844883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035143/publication.txt
observed 57e5d61a9762f4c482a85a9c7bcb62bc...
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.