OpenTechnical

OT-2026-000068826

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000068826) never changes.

Identity and time

Publication numberOT-2026-000068826 · never reused
Internal UUID01a0ae90-6dcb-7ed2-b2e1-f28d1604faf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068826
StatusPUBLIC

Content hashes

Canonical text3e55bfe7ae4697ed49b2c163c3863042db14ab0fdfbaf692711243c0805de9f1
Markdown1105039754a3d13c6e77baec28354a5b76da75bf37be9f932e30af99c2cd367c
PDF
Publication pagef41cd85e7b4ec572152aed775d91e0bbf9fecf4cc6cb20f64410b693ef2c0764
Manifest51f28be70d79a83f5ec2672dfb14f1521b077735e44eb64eb65edd0d021c5b75

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
SignaturewQoRvBIy/Hr1TnLC+rs82fvgXDsoeRO5RfQNs+Vi9KjCDR9TVXRyoPuDleeNJb994F105CBLEkrSOt+lj+p9BA==
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

2026-09-17T10:28:35.579181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068826
observed f41cd85e7b4ec572152aed775d91e0bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.560970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068826/manifest.json
observed 51f28be70d79a83f5ec2672dfb14f152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.508805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068826/publication.md
observed 1105039754a3d13c6e77baec28354a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.469482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068826/publication.txt
observed 3e55bfe7ae4697ed49b2c163c3863042...
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.