OpenTechnical

OT-2026-000058754

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000058754) never changes.

Identity and time

Publication numberOT-2026-000058754 · never reused
Internal UUID01a0ae89-479c-7787-9f51-61424b1f41e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058754
StatusPUBLIC

Content hashes

Canonical textbbc513bef7f582df8a0b20fc504775a824fe8c7e9a50418e8faebbabbf2e20f4
Markdown600c69cd8eafaabceb8dc6aa3705f7bb724796d03c3381fe29ee57492280b82a
PDF
Publication page273fda03e0cbb335aeb987c3d80bad58e17771af2655eb4a49fed5ea26f880bc
Manifeste3b8b8320909f2c95c3e023db087b1ecb3385996fa64eb7d2168164f489ee08e

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
SignatureuQixs+b8HDLh9JphgWXkuo/RC+RzYHdMfE9nzHy2eusypENaK36uuhKGvWgqNTWbi6izSbflD4B5hnVQKaLMBw==
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...

Independent retrieval

2026-09-17T10:46:15.633594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058754
observed 273fda03e0cbb335aeb987c3d80bad58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:15.615153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058754/manifest.json
observed e3b8b8320909f2c95c3e023db087b1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:15.595935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058754/publication.md
observed 600c69cd8eafaabceb8dc6aa3705f7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:15.575705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058754/publication.txt
observed bbc513bef7f582df8a0b20fc504775a8...
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.