OpenTechnical

OT-2026-000026577

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000026577) never changes.

Identity and time

Publication numberOT-2026-000026577 · never reused
Internal UUID01a0ae71-f4a9-7350-9c02-7ccf112c25cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026577
StatusPUBLIC

Content hashes

Canonical text59321e7f9337df3c0b8efeeb6d7e1649191d8edda78ae322c40bc468a2abde91
Markdownb14f5091c96bea6be2a90dd8b74c08f878897c90d47a31321bc4544b4a69edc2
PDF
Publication page6837f339d73171b9f2d4b5a534995ad281118b4a2a637128fa47a658409f07b1
Manifest5e6bb70e75b85fbe24ad834cbaa3c3812a2171203fc9ae13d47be638d9555dcb

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
Signature8vziqHe9zlq/F6f9jeptp1aDZLh4laJOmipGDbrEgEUnjtI1RgXBDerbOLwAKafGiNk+aBCiLsdl8OXS4Kt2Bw==
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

2026-09-17T11:45:38.187864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026577
observed 6837f339d73171b9f2d4b5a534995ad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.167674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026577/manifest.json
observed 5e6bb70e75b85fbe24ad834cbaa3c381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.144436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026577/publication.md
observed b14f5091c96bea6be2a90dd8b74c08f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.118994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026577/publication.txt
observed 59321e7f9337df3c0b8efeeb6d7e1649...
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.