OpenTechnical

OT-2026-000101722

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off after 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-2026-000101722) never changes.

Identity and time

Publication numberOT-2026-000101722 · never reused
Internal UUID01a0aea4-0e17-7c42-9c94-8d590abd2c75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101722
StatusPUBLIC

Content hashes

Canonical text98276f5f600ff19f1a1d77047f5314d8c2def80c2ca28193708ec6b7aa7629aa
Markdown3bd6d9fddbd34952e49663f678b0a80b457fff41babb9e8daa68a409c9618353
PDF
Publication page17e175af5fada9744826a66cb9645333d7c2196353391cd84791733040dc7513
Manifestd5be22680a6b84779c81604c6f0047cf2e108be654736fb70e517f6a4f4fd0df

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
SignaturePUXlMyBOB6HAFJNEHQPz2bYCo+e6AoCzHU46TlakznIc7t4kAT61KLJtRo5y16zup7qyWOEMseyi7Uwd2oS0CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:09.004022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101722
observed 17e175af5fada9744826a66cb9645333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.987232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101722/manifest.json
observed d5be22680a6b84779c81604c6f0047cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.968850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101722/publication.md
observed 3bd6d9fddbd34952e49663f678b0a80b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.949943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101722/publication.txt
observed 98276f5f600ff19f1a1d77047f5314d8...
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.