OpenTechnical

OT-2026-000058242

Publication integrity record

Foam pad vacuum gripper, three stage ejector, 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-2026-000058242) never changes.

Identity and time

Publication numberOT-2026-000058242 · never reused
Internal UUID01a0ae88-6edc-7ad1-bacb-60e4276004b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058242
StatusPUBLIC

Content hashes

Canonical textdc8f90f9fc5a080d0f2ee6006eb38b7cb01bcc2d530ebb25f37f0565dc5018de
Markdownbe33b4d6d01f904f6adba6d7acfe46ad46e277178d86ca575757afaec7674805
PDF
Publication page565c633a66f36aaa8166120be918fdd7b30bcb6443c6b8602898d1d9cf1c62cb
Manifest87788e9dc66cac52a1f898d7f16e1e4cd45ee1cc01b363002a1f090ec6e95202

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
SignatureYrEf62ByJrpAFHpVV9R3o1AexKBiiv0ZH4fb6H95iWoX9q4u5A7X0tee52huyJKps7gKghiNHmW9fNkq2OVpAg==
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

2026-09-17T10:47:57.324399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058242
observed 565c633a66f36aaa8166120be918fdd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:57.304599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058242/manifest.json
observed 87788e9dc66cac52a1f898d7f16e1e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:57.285706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058242/publication.md
observed be33b4d6d01f904f6adba6d7acfe46ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:57.267117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058242/publication.txt
observed dc8f90f9fc5a080d0f2ee6006eb38b7c...
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.