OpenTechnical

OT-2026-000080226

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000080226) never changes.

Identity and time

Publication numberOT-2026-000080226 · never reused
Internal UUID01a0ae96-7e76-76eb-8fff-ba3b30018fc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080226
StatusPUBLIC

Content hashes

Canonical text7a426eba5bdaba533807ecac6ca1f881533247569f86a341e18633d2f1a72ab8
Markdown66627e0288b526e6689e72b3d46b816dcb298fbca37b42a3347124219a69a9f9
PDF
Publication page6dac7a1723d6638b0cf5deb3820782c7aa4b25271adb7c316426a3cc279c42a8
Manifestfe529195a36e70884b92604674b70d93dbe75cbe5d5d14f27923abac08ff3dd5

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
Signature4k43t9fRPi298XdKDT4O76ODP4lTN6sRGWLfJeuOat2NhjkRmWXErq6d+v8VHj4ixNdX9adRXI/ODFbzKN5mDg==
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

2026-09-17T10:02:40.894047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080226
observed 6dac7a1723d6638b0cf5deb3820782c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.876333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080226/manifest.json
observed fe529195a36e70884b92604674b70d93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.858037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080226/publication.md
observed 66627e0288b526e6689e72b3d46b816d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.829889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080226/publication.txt
observed 7a426eba5bdaba533807ecac6ca1f881...
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.