OpenTechnical

OT-2026-000094534

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000094534) never changes.

Identity and time

Publication numberOT-2026-000094534 · never reused
Internal UUID01a0ae9e-f4e9-79b6-913f-6f943e7d84bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094534
StatusPUBLIC

Content hashes

Canonical textb7e221ee3bc907c638064b44c8073c0ed10e241a336d778fd18bcd30e585bc0d
Markdown64c5337ea3abd7cf9b9030e46c4a5343a17d3f288ca95bfcb7ecbccff06fe97c
PDF
Publication page77d259b570e6b54c3c50b58f90d98c96cf131119f78ed833245865070b8e4c6f
Manifestb45672354596413e189268dd9b2f0019c86124015a68c749b7bc619dea2cbb1d

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
Signature/LSy2tL8mzQ5CzAbQGoNfvpCvcqRJmLFIvEsjoOUxT7ls2pJmDM8/14e/qbIGW6nyTMc8075Lo2VvYfU72+XCg==
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

2026-09-17T09:37:58.640725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094534
observed 77d259b570e6b54c3c50b58f90d98c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.623700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094534/manifest.json
observed b45672354596413e189268dd9b2f0019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.606226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094534/publication.md
observed 64c5337ea3abd7cf9b9030e46c4a5343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.587566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094534/publication.txt
observed b7e221ee3bc907c638064b44c8073c0e...
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.