OpenTechnical

OT-2026-000080018

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000080018) never changes.

Identity and time

Publication numberOT-2026-000080018 · never reused
Internal UUID01a0ae96-4377-7669-9ca5-46df41b1f2c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080018
StatusPUBLIC

Content hashes

Canonical text70d58ba2e441b33dcd425fd8d713978198f22f2ac441e2617f811b13c23d088d
Markdown2469ad9a7f1524d13d588d03c3b1c69cfc846ed0f1889d0a4d2669970438dc97
PDF
Publication pagef2b8c771e9e00bc4d83e3c55fc7f247058a74b4dd8898b21b83efcdd975861f0
Manifeste158617e404adc1b42a17e0c7b59065aaa1f1f9cafb45af0feef283c8bc05f3c

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
SignatureDwFEKAVIVXw4zhos2H4PCdWSfcdrH2VbdtPAF6Z7ffn7MXSA88i+SU/bApn75S+hIoax5UCxNUuf5TEdk0DNAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:56.290432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080018
observed f2b8c771e9e00bc4d83e3c55fc7f2470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.272232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080018/manifest.json
observed e158617e404adc1b42a17e0c7b59065a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.254028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080018/publication.md
observed 2469ad9a7f1524d13d588d03c3b1c69c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.234817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080018/publication.txt
observed 70d58ba2e441b33dcd425fd8d7139781...
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.