OpenTechnical

OT-2026-000035435

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000035435) never changes.

Identity and time

Publication numberOT-2026-000035435 · never reused
Internal UUID01a0ae76-6a20-7210-acb0-adc5cb0f5ef0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035435
StatusPUBLIC

Content hashes

Canonical text3fa02ab04509c0bf0068d49903ed740a1884c68bd062cd43dad9038417467962
Markdownc3fbcca3fb6a3b924070b57d799211c2abf1ee91a3edda3eaaa712c22dba2412
PDF
Publication page5b1e73eb5c61734d5e21ed1fdf39b2fcde631ec83844dd97ca398a728fa014f0
Manifestd2811add6ce9be8c912501d79deb00c018a48decbfff22b3c3e1d0f39a99258d

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
SignaturewdLXyJSWrtC6XrRyeyZStzoMe9LKcH4TYmbfALnwUtbsunD2qq6EYpYMRfyHI7izmmAXR05P4HjQehONoaQpBA==
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

2026-09-17T11:28:44.876140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035435
observed 5b1e73eb5c61734d5e21ed1fdf39b2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.859729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035435/manifest.json
observed d2811add6ce9be8c912501d79deb00c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.841297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035435/publication.md
observed c3fbcca3fb6a3b924070b57d799211c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.823004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035435/publication.txt
observed 3fa02ab04509c0bf0068d49903ed740a...
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.