OpenTechnical

OT-2026-000092769

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line 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-2026-000092769) never changes.

Identity and time

Publication numberOT-2026-000092769 · never reused
Internal UUID01a0ae9d-b600-7974-8c5e-0c138e33724b · 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-2026-000092769
StatusPUBLIC

Content hashes

Canonical textbf8106a7da54099bf961b7019a783e4a7435591c55ca949228881f1a2535cbb0
Markdown312ac5bcd6b1e255fc6d0020d94d86e9e05906eb832ae5a26d3b3989466dd38a
PDF
Publication pageb2b66a4449740e41ff76ecf1a5621f8afb8b300d5d8254e2fa66716d9e8058d9
Manifest8aafd84c0e5156583a1f3fdb1d1def0b2d13702c452edf6a6aedb913380376c2

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
SignaturemZMiUK4YyCyL3wzhGFQtx39xgDXTT50TDXI5+2MO/ZhLWeQLAM3oeV4CKe/LfW5GmFng9k6vHbH32JWXxb30DA==
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

2026-09-17T09:41:24.161711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092769
observed b2b66a4449740e41ff76ecf1a5621f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:24.144102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092769/manifest.json
observed 8aafd84c0e5156583a1f3fdb1d1def0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:24.125087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092769/publication.md
observed 312ac5bcd6b1e255fc6d0020d94d86e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:24.107696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092769/publication.txt
observed bf8106a7da54099bf961b7019a783e4a...
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.