OpenTechnical

OT-2026-000093153

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093153) never changes.

Identity and time

Publication numberOT-2026-000093153 · never reused
Internal UUID01a0ae9e-0910-7dc7-8b99-8669ac07b1a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093153
StatusPUBLIC

Content hashes

Canonical textf577507f3d31b96ad674a6277ab87c01b75723eb42b026a4e6aa6cb0e499f1a2
Markdown46f57220cbd16e6b2bb9884547f095dfc70177902b2542bd005d61943011a826
PDF
Publication page690b51945ca7efdb3aed00b14295c6b520ad7dfea6e9d902d1cb31632ef69ad3
Manifest68d4499c6b359a83d0e14d6443a781a2e7c20dcaa3023bcf028dca258cc7ec58

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
SignatureiZff5V7FkfAzum0Y5hgGPnzcbl/j9b1TR51g57+HckIdVW7wco40hQ+CoR3kvynqR03QYvR+SrxBi8ilBNXSDw==
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

2026-09-17T09:40:26.990543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093153
observed 690b51945ca7efdb3aed00b14295c6b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.972137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093153/manifest.json
observed 68d4499c6b359a83d0e14d6443a781a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.951888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093153/publication.md
observed 46f57220cbd16e6b2bb9884547f095df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.929484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093153/publication.txt
observed f577507f3d31b96ad674a6277ab87c01...
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.