OpenTechnical

OT-2026-000055069

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000055069) never changes.

Identity and time

Publication numberOT-2026-000055069 · never reused
Internal UUID01a0ae86-5e81-79c0-b879-cdd512f1552b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055069
StatusPUBLIC

Content hashes

Canonical text35d59f967c11dab3e4a8833287575c6c6c83b5acfa55c7eccf2dd81b8f4c37f4
Markdownf5063623ef100fb420f294e4fac3f8add275d1b7cab7a0f9a35d1016e7a3cf67
PDF
Publication pagea9ed8fb46368714396f46f9780598282ad2cd1b8248bad0bf9a73d6a1e80d7cc
Manifest442b68879776f0245d8ae17952a7bb71b9ecc890e857407f184d28395fd2b451

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
SignatureFDu096RmxlSjcyaHQKFceu4/c0TOqNsjcTiYsbTgHY0kI97bvR+WBN7K/yTo7RfRA0pZzMzTI5XNVsQ418VjBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:13.279476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055069
observed a9ed8fb46368714396f46f9780598282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.262013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055069/manifest.json
observed 442b68879776f0245d8ae17952a7bb71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.242766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055069/publication.md
observed f5063623ef100fb420f294e4fac3f8ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.223514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055069/publication.txt
observed 35d59f967c11dab3e4a8833287575c6c...
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.