OpenTechnical

OT-2026-000070518

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented before 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-2026-000070518) never changes.

Identity and time

Publication numberOT-2026-000070518 · never reused
Internal UUID01a0ae91-5460-79b3-8072-00c3bf49a017 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070518
StatusPUBLIC

Content hashes

Canonical textb3cbf453c8f5b0898d5665c2d6c44e8fd925ab5e01ce2ea5db62fb8a4766849d
Markdown95f8ad1fc94f1b44063a437abc0077e4d64da81a6fe3c189a0f62d2811b951ec
PDF
Publication page45822a0193c2b12c4566661af9da832c0049403b6b7a8a5ffaa1227f8f1ff91d
Manifeste2da9e65d52ce95a4173cf8ddc9046544fdaa1499f46973a47000c0783207076

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
Signature9AfV9JllyRVTwvWl6ddogvYx6B7SrE53kCOtczD+e9RcZu+hj7H13PNToLtZ6LbuYKYlziVeI2NjKScRCggICg==
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

2026-09-17T10:26:20.571389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070518
observed 45822a0193c2b12c4566661af9da832c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.555814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070518/manifest.json
observed e2da9e65d52ce95a4173cf8ddc904654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.535859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070518/publication.md
observed 95f8ad1fc94f1b44063a437abc0077e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.508483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070518/publication.txt
observed b3cbf453c8f5b0898d5665c2d6c44e8f...
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.