OpenTechnical

OT-2026-000023263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000023263) never changes.

Identity and time

Publication numberOT-2026-000023263 · never reused
Internal UUID01a0ae70-7267-7495-aea0-590b4fd4578c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023263
StatusPUBLIC

Content hashes

Canonical text18b9ecaca18d60e5206d910da733fb1ff3d6c09fbebe793313ea2f78d5f2ba10
Markdowna50b93e0da8ecde96bc79f0147f4fdd8f0be0d70f2fc79b26575dc5b29ad306a
PDF
Publication page99fbf79c1e4cb9b4f8d40f208b073a72a9168bb65b49e4918508b3b4784bcbd2
Manifestdeb447b3105d87addf04f8c34722284d2f418c1e217b51e4e36f8b7f810d149f

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
SignatureycnHDFo2ezXWxK0xDIy7EXHFortThbCVReLtWbpEbtkX/zvb7wCxj8uDtiJ9Anx3A7HFbe0n/o6TU4Uk+RD8Ag==
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

2026-09-17T11:51:20.008137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023263
observed 99fbf79c1e4cb9b4f8d40f208b073a72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:19.991108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023263/manifest.json
observed deb447b3105d87addf04f8c34722284d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:19.974702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023263/publication.md
observed a50b93e0da8ecde96bc79f0147f4fdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:19.958148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023263/publication.txt
observed 18b9ecaca18d60e5206d910da733fb1f...
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.