OpenTechnical

OT-2026-000081460

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000081460) never changes.

Identity and time

Publication numberOT-2026-000081460 · never reused
Internal UUID01a0ae96-f375-7aea-9cb0-171e06a345ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081460
StatusPUBLIC

Content hashes

Canonical text50676c63d985dc0347aa5565466119fa0ea084a04a67df2254a8be6d2aab160a
Markdowne8420d0b702349468a57aed2b8fd7a654122ca1d11e05f539629e722acf5fac0
PDF
Publication page5be86ef68055bbf7cd17f099b30e54cf324bcbb3b46a89352febdb7670e27487
Manifestc68df95be5ecda820014007cdd3abc59b6515a31705382f28566b84118aa7e4a

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
SignaturehJ8chm6XAim8zMy/+L691kyWoyUO1Jwj3BoeJBsDtK1Fse7OygHbHJXFFyA8yIcTDHvHUL2fbeQNLgJUWAG4Bw==
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

2026-09-17T10:01:37.386299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081460
observed 5be86ef68055bbf7cd17f099b30e54cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.368581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081460/manifest.json
observed c68df95be5ecda820014007cdd3abc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.352166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081460/publication.md
observed e8420d0b702349468a57aed2b8fd7a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.334869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081460/publication.txt
observed 50676c63d985dc0347aa5565466119fa...
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.