OpenTechnical

OT-2026-000035590

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000035590) never changes.

Identity and time

Publication numberOT-2026-000035590 · never reused
Internal UUID01a0ae76-b4c5-7cad-ac72-206f3e1e5fe1 · 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-2026-000035590
StatusPUBLIC

Content hashes

Canonical texta54de305877adfe08a8a8f1555c5ba858e6d71473616af8ce6ab62711da65662
Markdowndbdccf7e3ef4e989a2a1d945ddc321efaba90d4a7326adbe79106ec5e59442af
PDF
Publication pageb2fc33ae4b3756859bb87f73b7e29184315a1016e8be8c19dc19e942a5e37adb
Manifestabb0042d2cdd676e96262fe4983f9290cc9f51feb2b0580d2d5c26376b28214b

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
Signature9IL4T93Na/92EdxrV46aTxRQ1jzCajzGjeuQ6in3Wft6UXxHZMzxHXK3PuG37y9EM/h6xt7CKgBz9vvGOjIWAg==
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

2026-09-17T11:27:07.239481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035590
observed b2fc33ae4b3756859bb87f73b7e29184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:07.220069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035590/manifest.json
observed abb0042d2cdd676e96262fe4983f9290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:07.203025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035590/publication.md
observed dbdccf7e3ef4e989a2a1d945ddc321ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:07.185559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035590/publication.txt
observed a54de305877adfe08a8a8f1555c5ba85...
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.