OpenTechnical

OT-2026-000063234

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000063234) never changes.

Identity and time

Publication numberOT-2026-000063234 · never reused
Internal UUID01a0ae8c-94ab-7460-8dcb-e715eb09b15d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063234
StatusPUBLIC

Content hashes

Canonical textd4f4e3c90fa14e1f557916a85db6e0843264671eb84285aeb4a83c29ae85d841
Markdown539028f75b3c3fc2331c323a23e7a45cf1339b6b08290684d9df3641cc89b62d
PDF
Publication page7df2355c28931b0293ea8a8595f8fd4128022e30d433d8a1d575992586e5f8e9
Manifestf0508a3b60caf61899c04faa01bf26554db11a2f371307f7285c2bef1db7f479

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
SignatureiBdNrA3MdsPe+LDccLWPmcGQ+tcG2H25RwP/jKw12Ew6qA6lt7Sjd83knt8qdnr7+pZDTh1gt9bCoxib7hvwDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:06.900156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063234
observed 7df2355c28931b0293ea8a8595f8fd41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:06.884115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063234/manifest.json
observed f0508a3b60caf61899c04faa01bf2655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:06.866106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063234/publication.md
observed 539028f75b3c3fc2331c323a23e7a45c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:06.847749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063234/publication.txt
observed d4f4e3c90fa14e1f557916a85db6e084...
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.