OpenTechnical

OT-2026-000087732

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000087732) never changes.

Identity and time

Publication numberOT-2026-000087732 · never reused
Internal UUID01a0ae9a-cd55-7469-a15b-f94eb6d060ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087732
StatusPUBLIC

Content hashes

Canonical texta592f45b2ab1a13a00ffc8dae5a8979fcd10af046e264a467d5e4cb93db3ac91
Markdownba9bd5b0aca490230f2fbc6ea6aae2355d64ed7f29e7c667917a3fc222dc702f
PDF
Publication pagefad47e395e5d85d85db23bd48ec8d730b6fea968bddf2e3d2a237c25017a3297
Manifest018c78621227517b96bcb3643c2883073d26b2d3da1c3db73fc502a4bb532b62

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
Signature4kaODHGsJ/MLLGKKYNTljlltdEaNrVQO/yOYevehIC6jVftfGP7KwBkyLn70j52cfCpF8SDuw/IhNTaAGDZ3BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:11.148750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087732
observed fad47e395e5d85d85db23bd48ec8d730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:11.133309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087732/manifest.json
observed 018c78621227517b96bcb3643c288307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:11.116478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087732/publication.md
observed ba9bd5b0aca490230f2fbc6ea6aae235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:11.100722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087732/publication.txt
observed a592f45b2ab1a13a00ffc8dae5a8979f...
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.