OpenTechnical

OT-2026-000016566

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000016566) never changes.

Identity and time

Publication numberOT-2026-000016566 · never reused
Internal UUID01a0ae6e-2d14-762d-b7ef-c5721cf5be10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016566
StatusPUBLIC

Content hashes

Canonical textceab40595a21edd94a9b38646e6537d6b3c9b84cccea54b6a3008fc226a9cab9
Markdown440734ced73b70407ca738c08f040760b993ee85e1806a0bd6da5411708dd54c
PDF
Publication pagefc589c4f7cf32ecc2dfb6eb50f5277c11692952a1d8ee7edf43a6384fc986eb1
Manifest650c03b2e01008f5caa6f4608d837d16add89e62c47a9aeb8ac26cfe1ca75097

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
SignaturertaD9oZteYvK60URtdhS6dJBN3OxQIgo3V7zNarVn1SiI7VC1sBrC+4bBz8jQiSP++KBcsT4BSXMsWFJduz0Ag==
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

2026-09-17T12:04:47.764444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016566
observed fc589c4f7cf32ecc2dfb6eb50f5277c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.748124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016566/manifest.json
observed 650c03b2e01008f5caa6f4608d837d16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.729298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016566/publication.md
observed 440734ced73b70407ca738c08f040760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.710801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016566/publication.txt
observed ceab40595a21edd94a9b38646e6537d6...
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.