OpenTechnical

OT-2026-000041439

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000041439) never changes.

Identity and time

Publication numberOT-2026-000041439 · never reused
Internal UUID01a0ae79-b145-7fc7-949e-36a20b6bfcf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041439
StatusPUBLIC

Content hashes

Canonical text30a08dc6e97c560d7b184a75f93d567aaf653b3db08c137347a1a7a44397841d
Markdown814116745e51fbb578ae487be4f124c0c77e62333a7a46e65169e9712a4040cb
PDF
Publication page96dce1e8f27ae8a65f5efa1b44b896a65f8beac3c015d508f45ffe61fb910b55
Manifest33ccfb2adf77414c3308f9f9ad415f792ef2227a4f880ac1660d5ca04dcbc5ff

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
Signaturehd8BFf6E/3CwmCjMwaWErhC1GA1eitEI8hWPr/q330o/87lOQ//gEHpZNGDzcT8H0k2wUAxpzFchHCbg8XHsBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:27.660308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041439
observed 96dce1e8f27ae8a65f5efa1b44b896a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.643694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041439/manifest.json
observed 33ccfb2adf77414c3308f9f9ad415f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.625423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041439/publication.md
observed 814116745e51fbb578ae487be4f124c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.606243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041439/publication.txt
observed 30a08dc6e97c560d7b184a75f93d567a...
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.