OpenTechnical

OT-2026-000080801

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000080801) never changes.

Identity and time

Publication numberOT-2026-000080801 · never reused
Internal UUID01a0ae96-b974-7e35-94d2-488e7d796a70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080801
StatusPUBLIC

Content hashes

Canonical text318ac1956f12ae78fee4733fa0ef87d489591f0f50441bba1f69f88c856042a3
Markdown3d1426042eaaa0845ea8c90af7fe4703411398566011adcb7041704938ba087d
PDF
Publication pagecc68269388d0fd23c503dc308c14a618248ead7ca74a7f669bf4ac0ff637e1d5
Manifest69b82731ce3c860a415af2d1a61b2cc6b48a1e791cbb2699ba697d3d0c95e040

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
SignatureAG1Jxd4SZNVrLxnLLIKaL44jQinm5Il43PDAT2FpVMhBTzmY/B9EfKBTJOD6vtVVGEwd+rwQSkTlMHoQyHOFCQ==
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

2026-09-17T10:01:58.736450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080801
observed cc68269388d0fd23c503dc308c14a618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.719573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080801/manifest.json
observed 69b82731ce3c860a415af2d1a61b2cc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.701655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080801/publication.md
observed 3d1426042eaaa0845ea8c90af7fe4703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.683162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080801/publication.txt
observed 318ac1956f12ae78fee4733fa0ef87d4...
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.