OpenTechnical

OT-2026-000035767

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000035767) never changes.

Identity and time

Publication numberOT-2026-000035767 · never reused
Internal UUID01a0ae76-b4c8-77ad-996a-aff57c19cbcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035767
StatusPUBLIC

Content hashes

Canonical text453462bb01f0abc111de38b732ee0d6c1fb730ecd0289d912e8f7fa1c53dc74f
Markdown4940a492a489e18065bd8d645b4ba6ab55860d8c1b789d270736198f86ce4f9d
PDF
Publication page05478dd4150b6beba57ea9a116f80f21948579e2a3f6c9e9f471006bef2d180f
Manifest91103228c2e243adc016c51c08fc8ab1714077fa90faed55f59b217a7dccf7d4

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
SignaturexLSscmIFlHZHIZHOGA5wpOW8nhef5shet6hbLmnrCc5b2MPrzhSoVqDt5nQI5lV4bbFejjYgO7PtfeGw2HcRAA==
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

2026-09-17T11:27:27.952627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035767
observed 05478dd4150b6beba57ea9a116f80f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:27.932883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035767/manifest.json
observed 91103228c2e243adc016c51c08fc8ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:27.912667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035767/publication.md
observed 4940a492a489e18065bd8d645b4ba6ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:27.893023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035767/publication.txt
observed 453462bb01f0abc111de38b732ee0d6c...
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.