OpenTechnical

OT-2026-000058909

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000058909) never changes.

Identity and time

Publication numberOT-2026-000058909 · never reused
Internal UUID01a0ae89-479f-790d-87e1-4530abcd710c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058909
StatusPUBLIC

Content hashes

Canonical texteb2f72f00911c79cf174d3ac2802be91bca5e3ceb416254a0afb046fc0554f88
Markdown132e0c7ee66fed9922c1d6d2a108d5ace2cfafae957ab867a70b40770e339831
PDF
Publication page2724f77d34ce6f1fe5650cda6fb5843a52f109461c429256d79b5d2582599154
Manifest059c6bad315234bc8406342f6957594f3c242e13e54fceaa1c6954701f02a4ba

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
Signaturew0JAZvVYJxr4fceHbTEM8C9bwWpPXbrrW2Kw3+pnlXAphifMMpGO/74swE7Y/QNLEhDLn2ILttuEABnI2DSlAw==
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

2026-09-17T10:46:27.690428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058909
observed 2724f77d34ce6f1fe5650cda6fb5843a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.672503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058909/manifest.json
observed 059c6bad315234bc8406342f6957594f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.654278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058909/publication.md
observed 132e0c7ee66fed9922c1d6d2a108d5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.636083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058909/publication.txt
observed eb2f72f00911c79cf174d3ac2802be91...
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.