OpenTechnical

OT-2026-000058128

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000058128) never changes.

Identity and time

Publication numberOT-2026-000058128 · never reused
Internal UUID01a0ae88-6eda-7c77-bf74-733872184dce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058128
StatusPUBLIC

Content hashes

Canonical texteb4354cd490e3aa51b3f5bf6b1975ba48de550eb83ec77bf4087f5a4072bfccf
Markdownc5e50b300afd6909edef39e64f8870c2dff4c5da6ff0ee8ad3e724aa2b4f490c
PDF
Publication page69618d1f722fbd60ca74ee0eb0b1011723823cdc5a772f064611993dd397dd5d
Manifest3ea0fdd1700477b054bd117bb54087a94fa8d2bbf27cdec1c679b25df9ed0715

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
Signature4XwGtRyvaKAci4ZQOurGfVTzXFrxZO2dSjK6fVC+UhArcYRoBMpgSS484BNuBmbxrzSO8PQqhjce3EOzOtDpCQ==
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

2026-09-17T10:47:48.378427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058128
observed 69618d1f722fbd60ca74ee0eb0b10117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.363168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058128/manifest.json
observed 3ea0fdd1700477b054bd117bb54087a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.347234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058128/publication.md
observed c5e50b300afd6909edef39e64f8870c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.328674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058128/publication.txt
observed eb4354cd490e3aa51b3f5bf6b1975ba4...
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.