OpenTechnical

OT-2026-000081627

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000081627) never changes.

Identity and time

Publication numberOT-2026-000081627 · never reused
Internal UUID01a0ae97-0f72-75a5-ac65-c149cc37815e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081627
StatusPUBLIC

Content hashes

Canonical texta7838308ec84ab79b5ea37283202d1fc0ad3a3e8746ba47d814e4352001aad07
Markdown23d33478832cf51a95586d7930a5be9e0ccdea7cfa3d174052705f4ed5e56e96
PDF
Publication pagea6d12a62fa95699272112c0eeb2d169e1f9ec62b6b128697baa116593b0afe4f
Manifestf55741b0f6d44d0f87b2f6aa5a7bf0a9512ae31aecb823e23051060a920dd2d9

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
Signatureh3jYYcG4ZKQse8Jl/ImghBXMMPlr2sEJYm3uQRmpBH/TYA3EIYHCt1op6QT9dXgQ1eSyMBJxrtwXngV4WDHnAA==
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

2026-09-17T09:59:40.482840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081627
observed a6d12a62fa95699272112c0eeb2d169e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:40.465849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081627/manifest.json
observed f55741b0f6d44d0f87b2f6aa5a7bf0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:40.448990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081627/publication.md
observed 23d33478832cf51a95586d7930a5be9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:40.430907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081627/publication.txt
observed a7838308ec84ab79b5ea37283202d1fc...
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.