OpenTechnical

OT-2026-000016898

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000016898) never changes.

Identity and time

Publication numberOT-2026-000016898 · never reused
Internal UUID01a0ae6e-591a-7eb1-a3f2-b7349baa94e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016898
StatusPUBLIC

Content hashes

Canonical textb44bc3c562629974573da7030dbe9e59019498564df8a08f4b529b5420434bdb
Markdown5bbf14e47eafd532614669f983f755ca8e49128e4cd730fd6b10dce043ca8fdd
PDF
Publication pagee4648bde8769d1656aa945736ead1d7094c5dc635023dd736c48aaa5f7b79e70
Manifestfdbe3cd4b5a434dff896b66dc44cc70a9ac38503ff07132b38f294559d138b39

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
SignaturemHVMgOsvqym9yr6sHsKcJfaRDWSsIrjbB98NxIqqQeARSEAuBREFp2PzIPVz9cnfDmlr3ahQhu4FGmIe/Xf5DA==
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

2026-09-17T12:03:10.371536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016898
observed e4648bde8769d1656aa945736ead1d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.354902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016898/manifest.json
observed fdbe3cd4b5a434dff896b66dc44cc70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.338768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016898/publication.md
observed 5bbf14e47eafd532614669f983f755ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.323666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016898/publication.txt
observed b44bc3c562629974573da7030dbe9e59...
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.