OpenTechnical

OT-2026-000059537

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000059537) never changes.

Identity and time

Publication numberOT-2026-000059537 · never reused
Internal UUID01a0ae89-ec23-7b74-bbf9-7f63b36e23f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059537
StatusPUBLIC

Content hashes

Canonical text63e4236c8443f81b3354857cc10931b382f0f4d842a2689f3c259f1958a7b36a
Markdownfdb3fabc9db6e67b1c8e657f7b431599058de87b773cf979ee704ea84d101a71
PDF
Publication pageac9a8d783af60f481fc53e68705d4771517e4f350255774d0073f2f173e7b187
Manifestb9bdb690a8e87aae6bee16badd4c022448c8ad192f646880f86c18d22da7b296

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
SignatureL2YPwilwPqv4BWexZC7EyWe4IVEP0sIKpHseOAbv2FkcMShMKq8IRMMj+sfMSv0P33rAAC08/gZxgAoQZCbeAg==
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

2026-09-17T10:44:09.814622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059537
observed ac9a8d783af60f481fc53e68705d4771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.790005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059537/manifest.json
observed b9bdb690a8e87aae6bee16badd4c0224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.765217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059537/publication.md
observed fdb3fabc9db6e67b1c8e657f7b431599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.739206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059537/publication.txt
observed 63e4236c8443f81b3354857cc10931b3...
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.