OpenTechnical

OT-2026-000063864

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063864) never changes.

Identity and time

Publication numberOT-2026-000063864 · never reused
Internal UUID01a0ae8d-53ba-7f80-857c-f25404cbc615 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063864
StatusPUBLIC

Content hashes

Canonical text1c42c2feb48cb2b0edbd2c052e234ce5d612e5f6e9cae409bd1defc921832b0c
Markdown497fe4b0b67b56b9ab83f56768734e8138a9dd9dcef24f20dcb74e9d82595c78
PDF
Publication pagecb339bdbb6dd369f43b0e07028325ff1768c9a5f5e11b9d18d2314b6c155f8f1
Manifestc1f6715aefc8eef11f240816443219c5d83700be27a99e42d8e46c569072c552

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
SignatureFtN/h0ehIDneB4DoOGVtgeDE6PdwLLXjv3C0Tw8ehWFHJb9aza3bd3m8ItXjhWhp/VPnv5ACSfw3kLVzw+w+Dw==
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

2026-09-17T10:36:54.074463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063864
observed cb339bdbb6dd369f43b0e07028325ff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.054876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063864/manifest.json
observed c1f6715aefc8eef11f240816443219c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.036147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063864/publication.md
observed 497fe4b0b67b56b9ab83f56768734e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.018257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063864/publication.txt
observed 1c42c2feb48cb2b0edbd2c052e234ce5...
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.