OpenTechnical

OT-2026-000017766

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000017766) never changes.

Identity and time

Publication numberOT-2026-000017766 · never reused
Internal UUID01a0ae6e-96fa-7b72-8842-54e009db0394 · 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-2026-000017766
StatusPUBLIC

Content hashes

Canonical textcdf215ddb359c7c50560a60e5c2de82ead6913e27129445417cb83a50f59c46b
Markdownd6ddb5f6248292b790b34f71642391f5db451288e72d228553582d169f6f07d3
PDF
Publication page0d8482862c69c024de0522d9520d07ba3b6b5433b3f4cbd8d9916f4c0887d0ac
Manifestd9f0378f92a385394e315f6a876841dfe32a03aedd904378f9f274e051184aff

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
SignatureA1kzmboqEyIkI+UFcTovKyds1RY7NEtK1JwWEV9aBjhllaug61OOfbGYC7zve1CEwnst5A7Gz76/hNhguKFCBg==
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

2026-09-17T12:01:43.386008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017766
observed 0d8482862c69c024de0522d9520d07ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:43.369503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017766/manifest.json
observed d9f0378f92a385394e315f6a876841df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:43.352150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017766/publication.md
observed d6ddb5f6248292b790b34f71642391f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:43.335981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017766/publication.txt
observed cdf215ddb359c7c50560a60e5c2de82e...
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.