OpenTechnical

OT-2026-000060281

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000060281) never changes.

Identity and time

Publication numberOT-2026-000060281 · never reused
Internal UUID01a0ae8a-5a74-7cd5-8ad7-db9c83011cd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060281
StatusPUBLIC

Content hashes

Canonical textc2d017cb6eabd1bafa3f1e78cfd738fdabf363ceac87572ea6d4606de876dd70
Markdown5617ae1d47b709a8c1f8b8cb1068ca8358e7f401e9ee65fe9f1319349730387e
PDF
Publication page98e407d9c885fa8f51efae03852a9c8d37e6f88f4f9a748cd93786bf901c033d
Manifest693098dbd96e88ccaed99293bfce3f001ab6b87829fc928728250be70d6d08d1

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
Signatureh037zCL91HQvOJaq9RSEPB/XyGwzH40krMVw55C8+6eUW9beHnmLnBujBbNzvs/yaKk0cXUv5k80e/ADrFAHBQ==
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

2026-09-17T10:43:59.239969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060281
observed 98e407d9c885fa8f51efae03852a9c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.223183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060281/manifest.json
observed 693098dbd96e88ccaed99293bfce3f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.204170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060281/publication.md
observed 5617ae1d47b709a8c1f8b8cb1068ca83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.184102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060281/publication.txt
observed c2d017cb6eabd1bafa3f1e78cfd738fd...
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.