OpenTechnical

OT-2026-000033775

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000033775) never changes.

Identity and time

Publication numberOT-2026-000033775 · never reused
Internal UUID01a0ae75-a391-79d0-b19a-de78f7467688 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033775
StatusPUBLIC

Content hashes

Canonical text7883c91558be0cae387330ea9b90f4a0931d367d89e33aecf15bdc55837aaa5b
Markdownee1727463460cc74010b62a4fc832595da12934f4c816777de481d996b9d2b05
PDF
Publication page39dd59a27a6432c37e177ab5a02c1f3815d0ac0421589fdbd5283ae57391a378
Manifest128c711856b53310b84f498c7b80b48ac97ff4b298efdb3a47d1a31bd725dcb8

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
Signature2zd2Khjx6gDP1nUBQITwaAnfVkeGYaAKefhFMKRIFXBiymV0oCQIwIsh3BGkdLDA01al2beJXmOxabwUDaC+DQ==
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

2026-09-17T11:31:48.650894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033775
observed 39dd59a27a6432c37e177ab5a02c1f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.622788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033775/manifest.json
observed 128c711856b53310b84f498c7b80b48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.603414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033775/publication.md
observed ee1727463460cc74010b62a4fc832595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.584215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033775/publication.txt
observed 7883c91558be0cae387330ea9b90f4a0...
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.