OpenTechnical

OT-2026-000010728

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000010728) never changes.

Identity and time

Publication numberOT-2026-000010728 · never reused
Internal UUID01a0ae6c-0ee8-76d1-8a94-78659e804d5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010728
StatusPUBLIC

Content hashes

Canonical text5089c3dae65f49d447f68b8212534ddf1f7afe37d36b2d496f89de81a2bbf8e8
Markdowncc692d0846da0f60b256a887f4eb794d6bb5859543352a52a89ec112c3e42bbc
PDF
Publication pagecdba2bfcdd8287200c207704274f652056d4ed9286fc1349680b9024c3618ef4
Manifest81c11e02f13931231969760f0be8938bf16313b47d63b47eae0aa434a0ab8d75

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
SignatureXuswgkjFYNRh4EOBdNHrlKbUDaLNvvIbpcKauoDXQxRRIXmDPCDJbFoDLUZn6UlMoUwub5X8r5EyEd36aHRvAg==
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

2026-09-17T12:14:57.239349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010728
observed cdba2bfcdd8287200c207704274f6520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.219802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010728/manifest.json
observed 81c11e02f13931231969760f0be8938b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.200000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010728/publication.md
observed cc692d0846da0f60b256a887f4eb794d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.178123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010728/publication.txt
observed 5089c3dae65f49d447f68b8212534ddf...
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.