OpenTechnical

OT-2026-000095797

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000095797) never changes.

Identity and time

Publication numberOT-2026-000095797 · never reused
Internal UUID01a0ae9f-fac6-767a-b228-3cffd220b84f · 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-2026-000095797
StatusPUBLIC

Content hashes

Canonical text699ae124dd627ec042fdfe5263d6e0fe5d94c4b3a84e5af2a7b8f59d573cca5d
Markdown87b13f0b7ad1037e0558c34e3be841dd6e29a9bcc833dc377e3a116e853729da
PDF
Publication page24bdc5545e0646e472b9d72db4cea2e25fa502a98adeebe82ee85db3d595fc87
Manifeste729e579ffa24ae05cecd5c569718ab2ea105dfaa71d038143205ff7d6e5dd7b

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
SignaturebKz/VB2NZx9xWNrpC8HE7MBp8+C+NEHKyObOE8eeICv63tihnZgQA3+2dGfk/LaiVkVWFiX+/iItp/48hU+UAQ==
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

2026-09-17T09:35:52.222553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095797
observed 24bdc5545e0646e472b9d72db4cea2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.205340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095797/manifest.json
observed e729e579ffa24ae05cecd5c569718ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.188894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095797/publication.md
observed 87b13f0b7ad1037e0558c34e3be841dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.172938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095797/publication.txt
observed 699ae124dd627ec042fdfe5263d6e0fe...
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.