OpenTechnical

OT-2026-000050590

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000050590) never changes.

Identity and time

Publication numberOT-2026-000050590 · never reused
Internal UUID01a0ae82-5c4a-7fd4-91b5-7248a8deeb5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050590
StatusPUBLIC

Content hashes

Canonical text18705fe0e5305eef546449105ae3f72997f787bc1e6f503c43bd76932f993865
Markdownee6ddc2aeb7d9f45fb0554048699ce26e6ef138522ed3198d4fea3cb96f3c962
PDF
Publication paged901e53f1c04422a150b4de9c7505b911cc203947b5dce6d9741eb3fbbce6927
Manifest62acf8d0938f168f12a19c6d902739674ea8beecbc233c15f62e4b64a724d5fe

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
SignatureTtFyFUajsel+2Ul1QP2ghQlyl6CbSTJNEsDxjLzQCueeVnSG/xHnGmxFBzWb8QaJDoV4itsgpHhsnNUgy0rGDA==
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

2026-09-17T11:01:41.605478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050590
observed d901e53f1c04422a150b4de9c7505b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.584996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050590/manifest.json
observed 62acf8d0938f168f12a19c6d90273967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.567641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050590/publication.md
observed ee6ddc2aeb7d9f45fb0554048699ce26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.548084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050590/publication.txt
observed 18705fe0e5305eef546449105ae3f729...
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.