OpenTechnical

OT-2026-000074682

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before 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-2026-000074682) never changes.

Identity and time

Publication numberOT-2026-000074682 · never reused
Internal UUID01a0ae93-ac2b-7d5a-9644-b3fca5a166b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074682
StatusPUBLIC

Content hashes

Canonical text03e5e8ae4126ddb06654ab82a1903803eb8f7c59fba673d01aa6ddc4a3259748
Markdown9edab91f2d9fb426b6d3cc4391ccf4e49f5a0798277ca35f4f7a4a8e8882c53c
PDF
Publication page61016819c2d9fcf84b0d352f8f52a237a4ac09af643aeb26fb4d82d18c4e1309
Manifest5849c79b75cf97e3e2c810f634c573fb248b94ada1189ae6dbe96c3a03a73ba4

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
SignatureLzcTwMMg4eByyX2ZwGoBkI3hdPq8mL4UuPnzeMR/mUyxatCERoXTrEaw2kj8Yw+/xEE3u5wo14ksZyW24iX4BQ==
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

2026-09-17T10:18:16.002034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074682
observed 61016819c2d9fcf84b0d352f8f52a237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.983686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074682/manifest.json
observed 5849c79b75cf97e3e2c810f634c573fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.966680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074682/publication.md
observed 9edab91f2d9fb426b6d3cc4391ccf4e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.948240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074682/publication.txt
observed 03e5e8ae4126ddb06654ab82a1903803...
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.