OpenTechnical

OT-2026-000096509

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single 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-2026-000096509) never changes.

Identity and time

Publication numberOT-2026-000096509 · never reused
Internal UUID01a0aea0-a4a9-7245-812f-17f8cfab9040 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096509
StatusPUBLIC

Content hashes

Canonical textb778c1c3f25f4f039cbe35d162cccad31e68b071221ed7a247c3ab6a5a390f8d
Markdown68ae4a9d84faad874a1d0268cc0b5d44fe46a6ea75a1f9fcf05df5d271b5db3f
PDF
Publication page6365628fb515ab19195fafb42bc5a787ecd2bed5aa0bdfd32fbc9b2f5602fa57
Manifestc8fddb4545006ec2592ecef979a6c69448d0f853e9d7e8f3f5052152e6bd37e5

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
SignatureWhG7+QJwqS62laoFhGL3FNhLnwoei52kUQqrPHD5w5PzQk06mq+EDrStusHYTDQHECHDPQJO4adT2TCcbwc3Cw==
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

2026-09-17T09:33:55.358379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096509
observed 6365628fb515ab19195fafb42bc5a787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:55.340674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096509/manifest.json
observed c8fddb4545006ec2592ecef979a6c694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:55.324584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096509/publication.md
observed 68ae4a9d84faad874a1d0268cc0b5d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:55.306732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096509/publication.txt
observed b778c1c3f25f4f039cbe35d162cccad3...
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.