OpenTechnical

OT-2026-000068137

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000068137) never changes.

Identity and time

Publication numberOT-2026-000068137 · never reused
Internal UUID01a0ae8f-c4ff-7109-a7a3-8e141ab24c69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068137
StatusPUBLIC

Content hashes

Canonical texta7d69b7a9a76a27b0354e7bf9309326e58ffb3f9ff2412711491c5eefcf9d330
Markdown105e27ed93398c49d6a6c2b65c2dabedcc6eb76cb3553d4de51d4f3206aca7dc
PDF
Publication page1dc6df87ddb767a1a6df943897b7600a0557f9f4236b8b055eac7c15cfdebe4e
Manifestc94a6ab4740a34693543f00ca03696bfea8647c63dc786b72fff92b2ecceea67

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
SignatureLblKXBHUDldyRP7HKtbscPU7MQGZ2OAIvhsoTonzLZ/8w55YxqxCw9FqXdedpF8N8j3tK7O60/f66CkZSlRZDg==
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

2026-09-17T10:30:46.789027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068137
observed 1dc6df87ddb767a1a6df943897b7600a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.772471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068137/manifest.json
observed c94a6ab4740a34693543f00ca03696bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.754652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068137/publication.md
observed 105e27ed93398c49d6a6c2b65c2dabed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.737535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068137/publication.txt
observed a7d69b7a9a76a27b0354e7bf9309326e...
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.