OpenTechnical

OT-2026-000032737

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000032737) never changes.

Identity and time

Publication numberOT-2026-000032737 · never reused
Internal UUID01a0ae75-1071-7c5f-bc57-e7f6e920793d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032737
StatusPUBLIC

Content hashes

Canonical textdee9985a4eb62018fffd313a5bd819289a5eadb5179ef2c28ede57ad06a81d20
Markdownb7d7f73877568d033cae25fd193cb35107211ef158dace3fee92099ec25cc266
PDF
Publication pagea3f7aafe9d6a101c3ab6dfa3f235f58b671c49a2512b161de9b6a88e3e6f881e
Manifest047b48f4ff06dfbda3a8325764e23b650fc51f8dad4818db29747481c31d2aeb

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
SignaturewSWI/+lmiPfSa8a16lfIWA2HvxSoM4PrH1ntQr8aUbkCy6k/ii+ZJy0ciZksI1u4jC2bC6dEvtTmNZICQDCXDA==
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

2026-09-17T11:34:21.508660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032737
observed a3f7aafe9d6a101c3ab6dfa3f235f58b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.491282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032737/manifest.json
observed 047b48f4ff06dfbda3a8325764e23b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.475010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032737/publication.md
observed b7d7f73877568d033cae25fd193cb351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.457254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032737/publication.txt
observed dee9985a4eb62018fffd313a5bd81928...
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.