OpenTechnical

OT-2026-000060446

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, vented 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-2026-000060446) never changes.

Identity and time

Publication numberOT-2026-000060446 · never reused
Internal UUID01a0ae8a-b7cb-705c-be23-1be449e53ec4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060446
StatusPUBLIC

Content hashes

Canonical text388ac81049dbf77da6d86635066b1c874e52b2c526fec25ae2c961cad899b3bc
Markdowna8bbd9b77afb2177e738bf0a5c8839bda41040d8efbe867a8e341a2ba236ae0f
PDF
Publication pageee3abccd1df43bbe87b3b85a7aa89ef04fbc4e554e5ff373f2585754d9e43684
Manifest221dadb779055cbc7f87b18249affbacefb1880463ef6de49ee22d29ade27831

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
SignatureYVnb2iTSQlc2HFnhgOzY0CP6YUPuztS+Nf5EwsQdKemrzCgY+kj6egyBPCY2r4FrM+6ZGIgWnxcMqV4xUD+GDw==
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

2026-09-17T10:42:55.672637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060446
observed ee3abccd1df43bbe87b3b85a7aa89ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.654969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060446/manifest.json
observed 221dadb779055cbc7f87b18249affbac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.636727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060446/publication.md
observed a8bbd9b77afb2177e738bf0a5c8839bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.618001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060446/publication.txt
observed 388ac81049dbf77da6d86635066b1c87...
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.