OpenTechnical

OT-2026-000015366

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000015366) never changes.

Identity and time

Publication numberOT-2026-000015366 · never reused
Internal UUID01a0ae6d-ef49-7bab-b628-68b7f69572ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015366
StatusPUBLIC

Content hashes

Canonical text2f5c3e0306e39b6b328c25a4f2cc745e1fffcfb8122187c5c4c48e8873aae7ea
Markdown4b0bf9c676b0e2081bb405c0c156c297a622ce7616d4e9ffebb5c4aab485f913
PDF
Publication page6c0b97d9a70dbf427067451994580310c97694064a91520da2e10cbf9553c097
Manifest55fb603132be6f2854bdf44ec6c346e79755c43d52b9526635f0cb69baf67679

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
SignatureOu6ffKWsD6Y6Bqvxh3xEj0Cz61wA4e4pm9knVMPqLg0DjUtfSfTIO2jPNQAX7zc3Ny+ENXC5SP44BP0vaJFpBg==
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

2026-09-17T12:06:04.669892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015366
observed 6c0b97d9a70dbf427067451994580310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.651676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015366/manifest.json
observed 55fb603132be6f2854bdf44ec6c346e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.633404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015366/publication.md
observed 4b0bf9c676b0e2081bb405c0c156c297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.614974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015366/publication.txt
observed 2f5c3e0306e39b6b328c25a4f2cc745e...
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.