OpenTechnical

OT-2026-000092528

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000092528) never changes.

Identity and time

Publication numberOT-2026-000092528 · never reused
Internal UUID01a0ae9d-b5fd-799f-a902-e3d45cb18292 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092528
StatusPUBLIC

Content hashes

Canonical textfa40e971dc00276a8b964f66ed3c1fe334931bc128ae711d5e4629feebf62f2b
Markdown58d222b288e19bb484a61487e4b746d20e8f2b97184671fe0e2900d47b0a9642
PDF
Publication paged3f1607c102b4da67ecd90ae163f7415a264ed71ac7b7ebf23f4600a7447a81f
Manifestcf25476f839ec1b41f62ab0d3eb4c4710fde8631723a1924c5b9c4c56e15d954

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
SignatureUj1H8TkMIJGjqr5LiqYzrVg2B9B+guGmPStaE01sP1mFKvcmIGQgX4hRN8+SqKnvUWYVYF/Wl82I9DuqKzO9CQ==
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

2026-09-17T09:41:06.362931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092528
observed d3f1607c102b4da67ecd90ae163f7415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.346343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092528/manifest.json
observed cf25476f839ec1b41f62ab0d3eb4c471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.328439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092528/publication.md
observed 58d222b288e19bb484a61487e4b746d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.309698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092528/publication.txt
observed fa40e971dc00276a8b964f66ed3c1fe3...
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.