OpenTechnical

OT-2026-000017884

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000017884) never changes.

Identity and time

Publication numberOT-2026-000017884 · never reused
Internal UUID01a0ae6e-96fb-7e4b-bfdd-2ddb444b4656 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017884
StatusPUBLIC

Content hashes

Canonical text4745479c7171689d275e95b120c92885635ea01840131eb5d99c624e61b8593e
Markdown5568a8cdebf500a9416fa233c3b659ec4c015a5fc9ecdd89b29240304f1ad64f
PDF
Publication pagec7c002597f0568b9fd369073f83b34885d027b7183a7d60f1195010e6c4d5c7b
Manifest03e40f0237f3018d31e2d8a00dd529d5112e46ad84d9cdc30298c62463a85e42

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
SignatureX50lrLGhKLhGthHqawzVwJvOq6SWMnnQR8IpKzml6mmxqa1lM9KiuuFaB100okAdUDWSas34MrAAvA9e1HvJBg==
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

2026-09-17T12:01:52.334298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017884
observed c7c002597f0568b9fd369073f83b3488...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:52.318496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017884/manifest.json
observed 03e40f0237f3018d31e2d8a00dd529d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:52.303025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017884/publication.md
observed 5568a8cdebf500a9416fa233c3b659ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:52.274592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017884/publication.txt
observed 4745479c7171689d275e95b120c92885...
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.