OpenTechnical

OT-2026-000023608

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000023608) never changes.

Identity and time

Publication numberOT-2026-000023608 · never reused
Internal UUID01a0ae70-aed3-7371-b01b-d7e80cd84ecf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023608
StatusPUBLIC

Content hashes

Canonical text4585a2ca53397e624f1947e3ff150b7a1f5a816cc73eed209ac50b416c5f4645
Markdown610e0682684a05b484b28ff9ec067d97f7079eec80e81c23bbf1a51e189e8ef7
PDF
Publication page6824ee18a045b3c31e7905c567a2af4214a0540cbcd9d4dd7ce71bc4b95c16e8
Manifeste7a0123c6cc39f208a2fed3936ce4377f2283952d2a6714bbd3f89ff77c6b5f3

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
Signatureqabdw828e9p04fVRPhk+D2Y5+wQlep5GmAAldKCaWotXpkRk8YViWqKCjMKelU5TEgCREd0AzI3IN6OJRaUyBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:50:47.534230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608
observed 6824ee18a045b3c31e7905c567a2af42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.509773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608/manifest.json
observed e7a0123c6cc39f208a2fed3936ce4377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.487949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608/publication.md
observed 610e0682684a05b484b28ff9ec067d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.470571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608/publication.txt
observed 4585a2ca53397e624f1947e3ff150b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.628090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608
observed 6824ee18a045b3c31e7905c567a2af42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.611137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608/manifest.json
observed e7a0123c6cc39f208a2fed3936ce4377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.594305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608/publication.md
observed 610e0682684a05b484b28ff9ec067d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.575585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023608/publication.txt
observed 4585a2ca53397e624f1947e3ff150b7a...
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.