OpenTechnical

OT-2026-000076660

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000076660) never changes.

Identity and time

Publication numberOT-2026-000076660 · never reused
Internal UUID01a0ae94-b06f-7fba-9b61-d513112ae44a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076660
StatusPUBLIC

Content hashes

Canonical text8e18d8e46d315d50d7fbb93a2e4e0322faae89837496af2d999a07afb57454dc
Markdowne9fadbf0c1b3c101ba340de097880a16a5fe0df5bc1ed8fefa495cdd06661d0f
PDF
Publication page56967629b347bf6cafd74e0258be4edf1c1b5ca79816b2e4732e10927a65526e
Manifestda3d620d9dadc3b45935aca6bf518f713623071ae2a1938e9744a2b677f8901f

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
Signaturewu5U139gdholoSWuFm2nMBH/cCJYTEY5Y8naoBXYKoa3x6bg4X5Pr/xwrOWImMC2XefqcqwuPukmkTPKGpRZBQ==
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

2026-09-17T10:09:24.271540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076660
observed 56967629b347bf6cafd74e0258be4edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:24.253398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076660/manifest.json
observed da3d620d9dadc3b45935aca6bf518f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:24.233570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076660/publication.md
observed e9fadbf0c1b3c101ba340de097880a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:24.214193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076660/publication.txt
observed 8e18d8e46d315d50d7fbb93a2e4e0322...
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.