OpenTechnical

OT-2026-000011703

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, 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-2026-000011703) never changes.

Identity and time

Publication numberOT-2026-000011703 · never reused
Internal UUID01a0ae6d-1940-74ae-b10f-6d623e694074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011703
StatusPUBLIC

Content hashes

Canonical text3ea19175c65231ad6590d8c9440198d1e54a1684d31f688a13d6910232bf52d7
Markdown90bbf371be2bf84426bf787df3fdb97d48cb659d8c0a3a836152ce048c876a53
PDF
Publication pagee56e499439b8b8328bb23e3b2f271017c424f7e018b432e8ffa4f3c97142dc21
Manifestc8bf08cd81b5076569d2257c2bb69196b75f09cc151f258ebecf21c6b2ff2358

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
SignatureEPGflTmwWZmWzGvOmU6fpOF5qnDm0nostM72h/iyVC8D/j002nRRV5IGg/KdDVW4kQGfnU4sgHWTQGpVmXcVAA==
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

2026-09-17T12:12:18.654550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011703
observed e56e499439b8b8328bb23e3b2f271017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:18.635657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011703/manifest.json
observed c8bf08cd81b5076569d2257c2bb69196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:18.615613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011703/publication.md
observed 90bbf371be2bf84426bf787df3fdb97d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:18.594041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011703/publication.txt
observed 3ea19175c65231ad6590d8c9440198d1...
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.