OpenTechnical

OT-2026-000064596

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000064596) never changes.

Identity and time

Publication numberOT-2026-000064596 · never reused
Internal UUID01a0ae8d-deb7-7f44-b7c8-cbdbdced1538 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064596
StatusPUBLIC

Content hashes

Canonical textf9c7f960827bdb4a78bb0ee30325296b164a1a6e57c0e1f7bff9ef2db9416c7f
Markdownba1d4a23c6a919a0c973b46491112132f512d595e62fe31e0b6204f08611a9dd
PDF
Publication page7a08b007fef556620c14a2b357bca544a9939396f6db1569552557a5f4ffdd8c
Manifest34dec9cc08cdbd02f46e395201aa3a83ec252a0078f0792e03ec76e9eea264b7

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
SignatureOL6+3WKiexQTgfSpH0Q5BFbEPgXtWJzvu2J0Lu5LrWN66EwFrIgtFl8bp2ntW9seA9H88fAnr/mvd27e1NCHCg==
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

2026-09-17T10:35:22.173497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064596
observed 7a08b007fef556620c14a2b357bca544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.155329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064596/manifest.json
observed 34dec9cc08cdbd02f46e395201aa3a83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.138027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064596/publication.md
observed ba1d4a23c6a919a0c973b46491112132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.119772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064596/publication.txt
observed f9c7f960827bdb4a78bb0ee30325296b...
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.