OpenTechnical

OT-2026-000060691

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000060691) never changes.

Identity and time

Publication numberOT-2026-000060691 · never reused
Internal UUID01a0ae8a-b7ce-770c-95eb-737bd15a4437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060691
StatusPUBLIC

Content hashes

Canonical text9746ea2a79086e0181766fd53d9fb48bafb3ae58584bc3b4c2b89c4b6cc6dfe2
Markdown008829ed3d2aa0bb93943cea90c936bb2be0c96252da95bcfdf0c02d0fc231c4
PDF
Publication pageb6825f4d63864880cd6defa63f4d05f81756d7863d20483a9488c7f9b6541a0e
Manifestb26ea8c27660a3f7542e377d9a034dd20d952f2bd37e3463598154d3963f305e

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
SignatureWmLepEo7LaQSqae2fClDAr5XTfwKeHsLCS1Xb0q1svVGql5T9JXQleinx1g2VqADdu5SzsP29Hha7OonVxh1Bw==
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...

Independent retrieval

2026-09-17T10:43:20.176514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060691
observed b6825f4d63864880cd6defa63f4d05f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.159797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060691/manifest.json
observed b26ea8c27660a3f7542e377d9a034dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.143138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060691/publication.md
observed 008829ed3d2aa0bb93943cea90c936bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.125094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060691/publication.txt
observed 9746ea2a79086e0181766fd53d9fb48b...
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.