OpenTechnical

OT-2026-000027114

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000027114) never changes.

Identity and time

Publication numberOT-2026-000027114 · never reused
Internal UUID01a0ae72-3454-76ec-9ec0-48028206340d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027114
StatusPUBLIC

Content hashes

Canonical text2230be9b65675380f61b5f99b9684e005a743be21591e45a8c3742289bebaae6
Markdown579aaa8b2eedfc99fc99c60fa4673d282587ee91dbba124deebb60889789e924
PDF
Publication page0a584d75ba871dc3c5d6c8fb7079e90bbb386b5b730ffe7c467d8e5d6c9e40a2
Manifest1e71549eef5f8c14a02bb7671a0c80376a308f3dcb0de0b671fd29760f846345

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
SignatureooBmgb5FppE342Ianmiyd6nW7ksPzdC+rMYdrSbw3lRXYNP80Y3IYnXCXn2nlDKcowAjovxEVRGKv9O4eHohCw==
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

2026-09-17T11:43:53.147913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027114
observed 0a584d75ba871dc3c5d6c8fb7079e90b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.130018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027114/manifest.json
observed 1e71549eef5f8c14a02bb7671a0c8037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.113365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027114/publication.md
observed 579aaa8b2eedfc99fc99c60fa4673d28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.095473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027114/publication.txt
observed 2230be9b65675380f61b5f99b9684e00...
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.