OpenTechnical

OT-2026-000052652

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000052652) never changes.

Identity and time

Publication numberOT-2026-000052652 · never reused
Internal UUID01a0ae84-573c-7bd8-8937-8adb4ceadaab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052652
StatusPUBLIC

Content hashes

Canonical text36e1c5bf435d1670ad47112bc74454e54050a81cd139f7a80e9013c15bbd2c08
Markdown09b590b9e2bbb01dc5b53673fdeba6e8d6f5fcd617dfa6cca7d7632270ee6482
PDF
Publication pagea2e940e0517d4f9b84affe272bb24d4301994fc66a0e4a65ff8e511043f9ad2d
Manifest8fe94fbb20bdcfc43973c0721c096936939faa9e4737d2cf2a29d40cbbb93fe3

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
SignaturetBKHqoIXCgDY0JxhfVLto6ivG1rT+YD/+VrrLL23bww/b3iW8JIkAlnK6FcckSn/a70MoJCSa7hO8rUisAklAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:20.017560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052652
observed a2e940e0517d4f9b84affe272bb24d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:19.997372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052652/manifest.json
observed 8fe94fbb20bdcfc43973c0721c096936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:19.977001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052652/publication.md
observed 09b590b9e2bbb01dc5b53673fdeba6e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:19.956913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052652/publication.txt
observed 36e1c5bf435d1670ad47112bc74454e5...
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.