OpenTechnical

OT-2026-000036151

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line 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-2026-000036151) never changes.

Identity and time

Publication numberOT-2026-000036151 · never reused
Internal UUID01a0ae77-01ce-7b25-93eb-58ed89c385b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036151
StatusPUBLIC

Content hashes

Canonical text7af1baf7a6bfc0487897ecef9e37f72bb0087cc5024a6f486e25437e579c9496
Markdownf13edbdf50e9b5f5e56de7d80641c1c04fe361ab21d9efed6e98b4f0cff7142d
PDF
Publication page8dd3420a4b9e4a1a75993356c8d9763fc327bf4bc10989c152dc575e5076abc1
Manifestdbef19d053492b9ac68fd89d24d6868587ec488bed787e5b7633a36c0290de50

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
SignaturebojsrjRtL7LvJGUmtyI5nuLxBM4bDg2lxWel28LBEMA94rS6/GxQrMKsIsjXJJZE4QKMK6B3Pc19nblyXQDlAA==
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

2026-09-17T11:26:22.195706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036151
observed 8dd3420a4b9e4a1a75993356c8d9763f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.173471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036151/manifest.json
observed dbef19d053492b9ac68fd89d24d68685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.151400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036151/publication.md
observed f13edbdf50e9b5f5e56de7d80641c1c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.130990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036151/publication.txt
observed 7af1baf7a6bfc0487897ecef9e37f72b...
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.