OpenTechnical

OT-2026-000009604

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed 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-2026-000009604) never changes.

Identity and time

Publication numberOT-2026-000009604 · never reused
Internal UUID01a0ae6b-7563-7546-b4e9-d622eae2ea54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009604
StatusPUBLIC

Content hashes

Canonical text368afe242547b2dba41bd2426d773a6ace353e854abd8fa755c024f8556435d5
Markdowna5837b0b21a13fc7ca268ae51b2a69960239ffe2cbe0e46b3d7a5596dbeae20e
PDF
Publication page874b6da517101fb3d47ba3b8bad781187db8cd63a178529f75a12c6c84b7d80f
Manifest5d08534c2d0b178ef6954aed759595d0de18e4ad9e10cb584e1a54a762224720

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
SignatureE76AAlYw11FfLSdW2jti8wyKiU7TfGFLtSDflq+w3RBpoxel9ovghupCOVwcV/P6nKYRi6hhlmP/QjE82hoEAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:03.079292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009604
observed 874b6da517101fb3d47ba3b8bad78118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.058052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009604/manifest.json
observed 5d08534c2d0b178ef6954aed759595d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.038544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009604/publication.md
observed a5837b0b21a13fc7ca268ae51b2a6996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.020264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009604/publication.txt
observed 368afe242547b2dba41bd2426d773a6a...
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.