OpenTechnical

OT-2026-000037317

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037317) never changes.

Identity and time

Publication numberOT-2026-000037317 · never reused
Internal UUID01a0ae77-b8cd-74fc-9f89-89a29c70e1e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037317
StatusPUBLIC

Content hashes

Canonical textb69d4494be668a7b68a915ef7c0fd7e32e2ccaf4065aac397c82aa76d2d99274
Markdown0d3d31f5f9365a9a64e28506196dd78f170be7f1291d0ea360a9e0c644895365
PDF
Publication page0e4ce2ab500d926dbaeaa849638c38c8ffd2684d0bd0ad35fb835c94c10ce51b
Manifest7f143546874c66ea4c72bc2dbee51a52519b71507387997c62b8451c9e88fcc4

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
SignatureQL3P7lvaj+mgbjHJBMk9OTMX+CliO90n0E6m0FBJYyz6XDQK1UrOzNVTjTDda/B0bEZCahTt6Le62RnSyxDnDQ==
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

2026-09-17T11:23:42.846299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037317
observed 0e4ce2ab500d926dbaeaa849638c38c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.828668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037317/manifest.json
observed 7f143546874c66ea4c72bc2dbee51a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.810884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037317/publication.md
observed 0d3d31f5f9365a9a64e28506196dd78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.791663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037317/publication.txt
observed b69d4494be668a7b68a915ef7c0fd7e3...
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.