OpenTechnical

OT-2026-000036384

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000036384) never changes.

Identity and time

Publication numberOT-2026-000036384 · never reused
Internal UUID01a0ae77-01d1-7ef9-8743-abf76448d084 · 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-2026-000036384
StatusPUBLIC

Content hashes

Canonical texta8ba2753355c61e14e20c16b1f093b28a18d293efeb5845f1236cd1f27ecdebc
Markdown26b580762946c236b11055a65897c2feef0e2eb0009c7e06d5ce12fb570409d8
PDF
Publication pagec34cb4a14a6f8ba09e937288cebdaf4da7006ee4409da825100051809047bde2
Manifestbae8e85e1140f711edc5381dd25e93fdfce17bca228b6868d12c56758fecd1d6

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
Signature2LWIh3xH6j8uGQYilcVzA+RmOS5YL4wCGfEPQwu4f/CmHu3GArnClsBcRKM5OZ0O6RwQ+e6IqViaPTQVDKlFBQ==
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

2026-09-17T11:26:45.875138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036384
observed c34cb4a14a6f8ba09e937288cebdaf4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:45.856310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036384/manifest.json
observed bae8e85e1140f711edc5381dd25e93fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:45.837849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036384/publication.md
observed 26b580762946c236b11055a65897c2fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:45.820820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036384/publication.txt
observed a8ba2753355c61e14e20c16b1f093b28...
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.