OpenTechnical

OT-2026-000095842

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095842) never changes.

Identity and time

Publication numberOT-2026-000095842 · never reused
Internal UUID01a0ae9f-fac7-7b9f-98ff-a11b769873ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095842
StatusPUBLIC

Content hashes

Canonical textb69ed33ab4fa14f818694b246259212992d8b67ab361283a3a0a39a77dfb0b89
Markdown8f45043d13b5b803b67102c11741a6e20dc9914fa4c888e17c07a9069cd86473
PDF
Publication page536c55d55646188862a647fb013a5e1d27c81c10140c63c677fdd9fb7024d934
Manifest9e8665a28c6921f45a45dcd1579cdcc72a990726d55850e78924c43bf86927c9

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
SignatureEOmM+344mr3zGWZB+8iOkFf5y7j5dpDr+OrrrXpOh0YlAjpWzPcBTipa0z59rezZtthGsJa3mxoCesaM5zWeDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:55.743621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095842
observed 536c55d55646188862a647fb013a5e1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.724268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095842/manifest.json
observed 9e8665a28c6921f45a45dcd1579cdcc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.705303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095842/publication.md
observed 8f45043d13b5b803b67102c11741a6e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.686387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095842/publication.txt
observed b69ed33ab4fa14f818694b2462592129...
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.