OpenTechnical

OT-2026-000058462

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000058462) never changes.

Identity and time

Publication numberOT-2026-000058462 · never reused
Internal UUID01a0ae88-f39b-7598-870d-63c896c40fd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058462
StatusPUBLIC

Content hashes

Canonical text72687433ce7b906d5519193671eaf6f8b37aed83a48a57bc87a1293326576df5
Markdownc58de7b3f3b5c231996cc3381cb29ef7dd301a59dcd52fde82e2823c5fe56603
PDF
Publication pageadb7305def0ccdee490275733392b2994c1786568512d1540e6da979e205f476
Manifest63f59ddd6237eb195ba330cd435ac3f1c1e3f6ab935ac8095b78864aabe06752

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
Signature57sOqDv8noxzhmmUwMcqiBBtKIjDcFwykomYxazCGOqnkWQNTSqdJ9LoO0wbSywdvN8Od4z3/LWSvmPwrOvxAg==
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

2026-09-17T10:46:54.807868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058462
observed adb7305def0ccdee490275733392b299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.791791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058462/manifest.json
observed 63f59ddd6237eb195ba330cd435ac3f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.775164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058462/publication.md
observed c58de7b3f3b5c231996cc3381cb29ef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.757749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058462/publication.txt
observed 72687433ce7b906d5519193671eaf6f8...
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.