OpenTechnical

OT-2026-000064778

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000064778) never changes.

Identity and time

Publication numberOT-2026-000064778 · never reused
Internal UUID01a0ae8d-deba-78df-a542-7432031375b4 · 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-2026-000064778
StatusPUBLIC

Content hashes

Canonical text8482df0266f9acfd19d5756f2148d0af7eb04f084492255931926cb62d8382bb
Markdown5e49723e5bdcc6942dd68e873592154aab53e0a76dbf4373e01baa5ad0029a08
PDF
Publication page4501e56571c4a81ef44f5d6fc4012b7b58793c704dff62c3deb36079a5418749
Manifest7f79f596d701afce37eb4f08a492243d2842655c7d1f0c8a8c3d585407288579

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
SignatureR8/X1cEyNniQy64H/+IB2V8AeXYP89pl9yp/WyvcibQa6b63F4qlimcvvjj0TiQqYafETzpZ8tvN1RXvTWpFDA==
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

2026-09-17T10:35:40.053330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064778
observed 4501e56571c4a81ef44f5d6fc4012b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:40.036075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064778/manifest.json
observed 7f79f596d701afce37eb4f08a492243d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:40.017716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064778/publication.md
observed 5e49723e5bdcc6942dd68e873592154a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.999122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064778/publication.txt
observed 8482df0266f9acfd19d5756f2148d0af...
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.