OpenTechnical

OT-2026-000045385

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045385) never changes.

Identity and time

Publication numberOT-2026-000045385 · never reused
Internal UUID01a0ae7c-f76c-77f1-8259-e78cc57887d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045385
StatusPUBLIC

Content hashes

Canonical text737c830d5664dc6b3e32c317ec04d9f20fc8c9d070dbc738cf2a3c3d22122075
Markdownb48a87d68c62b3a674f02379b824333941ee6d4ed47c41c87cc9a88e2020ee8e
PDF
Publication pageac42b3a634c9a92d438837f37a002c9e89e46a01038cb858aa6e88e97572679d
Manifest81d9028d76121fb83cea339fa30932ca93e062d7a0ba930789e387816ca20a7c

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
SignatureNNXWC1KAW+ZpnEAeM6AY1nPHPVOxcfuIdg/TCbXegu0cPa2zuzGitCWHyxp1xjwlArnrrWKo1JR7xbPhIvLABA==
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

2026-09-17T11:10:39.927292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045385
observed ac42b3a634c9a92d438837f37a002c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:39.908143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045385/manifest.json
observed 81d9028d76121fb83cea339fa30932ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:39.890234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045385/publication.md
observed b48a87d68c62b3a674f02379b8243339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:39.873020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045385/publication.txt
observed 737c830d5664dc6b3e32c317ec04d9f2...
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.