OpenTechnical

OT-2026-000099278

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold 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-2026-000099278) never changes.

Identity and time

Publication numberOT-2026-000099278 · never reused
Internal UUID01a0aea2-8289-7a4b-abb1-cf19204771f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099278
StatusPUBLIC

Content hashes

Canonical text2e594a7e52ce47f43fecb37b97fe094671a24a82337a67d6676bce74b103f687
Markdownc489f1a175d5b4fef87ec0d7318546d3e40cbb4f4910f83267b09397b627284f
PDF
Publication page950fc01fa4bee4c3114c524f6b8f1be3b0299c6b103eda82d0ef8d18afb66c30
Manifestd5bd6ed829013a542ad2e1e971316a735ccbca706764b7d949b388fe0b9fd0e8

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
SignatureG6/k2HiZIFyk42qKMPwXXsde9jPqmbCDMkxHEGnBS+Fsv0CG23+wXKsOaFuUVgoOs512hfFw+gaLoVaFYvDCAw==
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

2026-09-17T09:30:43.895430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099278
observed 950fc01fa4bee4c3114c524f6b8f1be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.878320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099278/manifest.json
observed d5bd6ed829013a542ad2e1e971316a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.861177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099278/publication.md
observed c489f1a175d5b4fef87ec0d7318546d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.842085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099278/publication.txt
observed 2e594a7e52ce47f43fecb37b97fe0946...
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.