OpenTechnical

OT-2026-000066365

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000066365) never changes.

Identity and time

Publication numberOT-2026-000066365 · never reused
Internal UUID01a0ae8e-8dc4-7746-b345-d349405b0a17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066365
StatusPUBLIC

Content hashes

Canonical text23f5589cede668f8bdd76fe56fc40c550d0f4ab0aa2cdbd2e962ef153eee1d0d
Markdownfdef3969a7b2e0888a4138aee5e638f21b311d1b5d20fd1f54e1bf0ae8546e7f
PDF
Publication page82838e1e32ae8ba7cd52f74dbf14bc83913ab75f0a25f27788ab3b1a7958670c
Manifest27a1e291c8942ce6c2c0f86a4db901ea8d8eac45f5ea8ca6a094f645426a2bfa

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
Signaturel0F4zwGIjUthhpW9UpzEk1lO/7ttKd6n2JQvPPyq/K9wnKL1iCBiBODxgg65P4YbA3kf5BtpDdPMEaNJC4G8CA==
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

2026-09-17T10:33:33.779873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066365
observed 82838e1e32ae8ba7cd52f74dbf14bc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.762492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066365/manifest.json
observed 27a1e291c8942ce6c2c0f86a4db901ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.744533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066365/publication.md
observed fdef3969a7b2e0888a4138aee5e638f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.728450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066365/publication.txt
observed 23f5589cede668f8bdd76fe56fc40c55...
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.