OpenTechnical

OT-2026-000053900

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000053900) never changes.

Identity and time

Publication numberOT-2026-000053900 · never reused
Internal UUID01a0ae85-735e-77ea-b32f-9e3f4829349f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053900
StatusPUBLIC

Content hashes

Canonical text6ff1b973168c5dfcf4d9eb397395aa3b8aa8027a9c4d3c3789998d4de43cf142
Markdown0c2ba250919c339b750d795f3fe03162263ac4d8587aaef0539b22c70f371354
PDF
Publication page389d3887c2bf6323659b32c6268cd3f8951a1daf8a8ee7286d7a13a635aae5c9
Manifest8f9c0077199e379a9c2a20d83df2e492533c0a9147495859c7ce3d087307588c

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
Signaturegq9h1EGwypOk7XAY63D8hVo4Zsi537Nf+T77EFpkxVr6nJtFAsTbNvb14vqkkisiX3WE5DJex9pNqKiR51y+CQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:45.303733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053900
observed 389d3887c2bf6323659b32c6268cd3f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:45.282343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053900/manifest.json
observed 8f9c0077199e379a9c2a20d83df2e492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:45.253680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053900/publication.md
observed 0c2ba250919c339b750d795f3fe03162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:45.231980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053900/publication.txt
observed 6ff1b973168c5dfcf4d9eb397395aa3b...
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.