OpenTechnical

OT-2026-000078880

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000078880) never changes.

Identity and time

Publication numberOT-2026-000078880 · never reused
Internal UUID01a0ae95-ccbd-779a-8419-20d908e98457 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078880
StatusPUBLIC

Content hashes

Canonical textaa3269de269730b70973ac8597557f8e10432727e8962435d7f4dd8ab1c5235b
Markdown11d191364419700e1b1f951fedb18d5a0664b77828032da94c40eee39bf8fc5c
PDF
Publication page94bf13e774cd06e7a2edfbc7b3a3c59534e70c7fac759ca6b005b984ab8e8185
Manifesta776c043a3d11155cfb281f55857a73a799409d32a3c7e2ad45e9e4c0d6c33a7

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
Signature584wQ6ChM1jyS286GOn+iRwcM3Ea4iHOVYn7xWT7MckjjhETuHyq4Kyfg5+sjEf9hiKR4F9bYyVpzPMgKRCBCA==
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

2026-09-17T10:05:41.060538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078880
observed 94bf13e774cd06e7a2edfbc7b3a3c595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.043268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078880/manifest.json
observed a776c043a3d11155cfb281f55857a73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.025775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078880/publication.md
observed 11d191364419700e1b1f951fedb18d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.009005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078880/publication.txt
observed aa3269de269730b70973ac8597557f8e...
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.