OpenTechnical

OT-2026-000088918

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088918) never changes.

Identity and time

Publication numberOT-2026-000088918 · never reused
Internal UUID01a0ae9b-8f11-7c6e-95c9-a652ddf9bafe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088918
StatusPUBLIC

Content hashes

Canonical text1cda634232b5eff716af3d08dc4dc7d3d61c04fb22c28c3ff15ab5fdaf93256d
Markdowna33f1bed7eff3a5605acc41c0ef0a28d05866be972c532b9516de73ca5899dea
PDF
Publication pagee6517cd65c605c49d9c732e51f689d68f6f51437b413a37d625aa7321ffb34d5
Manifest32704f85cdb5907ef3cef7f148ed95da17499cbe54749fbe55292f37e456e138

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
Signature0MxqRFsD/ZPuwV3kUBdi5Ojnq+RyRZvTQfQfAa9r5X3C3CIxeTFKTOcRoiHBOwV9kgxXuejv/8hyI3Bur/KMCw==
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

2026-09-17T09:48:19.503907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088918
observed e6517cd65c605c49d9c732e51f689d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.487791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088918/manifest.json
observed 32704f85cdb5907ef3cef7f148ed95da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.471562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088918/publication.md
observed a33f1bed7eff3a5605acc41c0ef0a28d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.454081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088918/publication.txt
observed 1cda634232b5eff716af3d08dc4dc7d3...
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.