OpenTechnical

OT-2026-000063573

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000063573) never changes.

Identity and time

Publication numberOT-2026-000063573 · never reused
Internal UUID01a0ae8c-f945-7f69-b368-a8ae569de242 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063573
StatusPUBLIC

Content hashes

Canonical text97ae2feb60cce5905e4a9ad79b58f9dda0d0392f2c38589e7a73891e4cd8daf7
Markdown588667ecdaffd9db4a09782f9f692f1372e381fef256a6bbe54e899cd7b25f00
PDF
Publication pagee70706e535ffbbebbf3d4683ccc5a361fefa1906d47e1819706fb2468afe105c
Manifest045f475460cca244d7b22712322a17ec96024d613b915e5c39b88edd863d4b45

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
SignatureBMabXpEWitCZWB6AxyUrAJ6ylVe8WEySYTG9AHLX16CFXZZgVg83fwbvRtRopuExlqc4JAIY6/2wBjgIKUN6BQ==
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

2026-09-17T10:37:35.081284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063573
observed e70706e535ffbbebbf3d4683ccc5a361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.060727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063573/manifest.json
observed 045f475460cca244d7b22712322a17ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.043060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063573/publication.md
observed 588667ecdaffd9db4a09782f9f692f13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.022402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063573/publication.txt
observed 97ae2feb60cce5905e4a9ad79b58f9dd...
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.