OpenTechnical

OT-2026-000101481

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101481) never changes.

Identity and time

Publication numberOT-2026-000101481 · never reused
Internal UUID01a0aea4-0e14-7887-a6f8-265dcb6813ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101481
StatusPUBLIC

Content hashes

Canonical text59341e53714b95c3e02a058a9c677c341562c8fe90f810cb6cdce1b9e4171e56
Markdown5d7e9fb227feb6f00987082dc814b0429e3289d5133fe83998a75bf4f70911ca
PDF
Publication page082af86ac3aa336b50670aa0f34e3c92f71931f8913824099dffd0ad36de876f
Manifestf7a796fa1f6499c32638b15d24c3269a516c60418682120359b578d838a9d3c7

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
Signature0mW7l0OpPnEz623FdPgDDAau5Y1ohnuFuPlSPpPZOgvP6LkRdRLyr4EJn5jMJecV739kGQOuVJJrX8o0/rQ5Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:04.015452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101481
observed 082af86ac3aa336b50670aa0f34e3c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.997665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101481/manifest.json
observed f7a796fa1f6499c32638b15d24c3269a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.979681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101481/publication.md
observed 5d7e9fb227feb6f00987082dc814b042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.959905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101481/publication.txt
observed 59341e53714b95c3e02a058a9c677c34...
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.