OpenTechnical

OT-2026-000063510

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, vented after 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-2026-000063510) never changes.

Identity and time

Publication numberOT-2026-000063510 · never reused
Internal UUID01a0ae8c-f945-767a-aa1b-99f789df7423 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063510
StatusPUBLIC

Content hashes

Canonical textd41fd1c42cb8cf4db214631b10b266be3a44deff0452a7d96da7fc8de9aa9597
Markdowndbc0ac7e39c079d0904adbd28cd3124839ffe2472e31ae18352028f46870414d
PDF
Publication page6b82096a7386fc855e979e21bc5767202fee3e0d2f8dde7774fea999685ca015
Manifest8678d1dbd5e3203e6c9303ec8110784aa754bf6bd9f31148afa3d216f44a54d1

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
SignatureCb4Ha8jyqFVmtrtF3uQnc6x+fYjfdIiKfKW4qWpUPZfTk1igDeG44bGQgK6gBElR9hY3+yy5Xnfu2VjR4fH5Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:29.637512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063510
observed 6b82096a7386fc855e979e21bc576720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.617044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063510/manifest.json
observed 8678d1dbd5e3203e6c9303ec8110784a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.595089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063510/publication.md
observed dbc0ac7e39c079d0904adbd28cd31248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.576327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063510/publication.txt
observed d41fd1c42cb8cf4db214631b10b266be...
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.