OpenTechnical

OT-2026-000063360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000063360) never changes.

Identity and time

Publication numberOT-2026-000063360 · never reused
Internal UUID01a0ae8c-f944-7cf5-abec-ee41e721c07d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063360
StatusPUBLIC

Content hashes

Canonical text7510ef2dbe2d33d098d3ced7a388f00fbd09aa621ed698469ac6413ddcf3138b
Markdown6c3303045ffccefb3f8041458d3f1edb25c819173932c119cb5da0f89adba4f4
PDF
Publication paged11bb49edf90fc2d605fde1a6f198313fbd71ea3926488c094a92ff015a762df
Manifesteb2475b568a7d5fa66c5a069b9966314af3be86763b33761e00c4e052df9495c

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
Signaturexco+SYOYqdSZmdChB5ctaKkIlbZCeM6/5u+kzoVA687hWF4gMuQ/w23dvp3XdxQ04GIs+VGo3i2lK49xe6zPDQ==
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

2026-09-17T10:37:15.791417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063360
observed d11bb49edf90fc2d605fde1a6f198313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.774265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063360/manifest.json
observed eb2475b568a7d5fa66c5a069b9966314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.754867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063360/publication.md
observed 6c3303045ffccefb3f8041458d3f1edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.736818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063360/publication.txt
observed 7510ef2dbe2d33d098d3ced7a388f00f...
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.