OpenTechnical

OT-2026-000088880

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088880) never changes.

Identity and time

Publication numberOT-2026-000088880 · never reused
Internal UUID01a0ae9b-8f11-7b77-a89c-a290626e1606 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088880
StatusPUBLIC

Content hashes

Canonical texta28e65dc663e46e0e0d245d25cb20e1df88679f96001db64f706a63839ffc3ae
Markdown5946e03c72c75bccfde620cb4a906f80ad0087d94f71257416316dd814f886fe
PDF
Publication page98dac08c43b05c7369d46affc343fb3e5319dec4537af9dd92f3b8dd39356759
Manifest8cc0d1ae0673576a0a3b5e338d14c8db72c2ca44982eee616da2f60c8ac83e0e

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
SignaturelSTweWtQqVMqdxgppf9NAOYYeBBVqqrqA01NMrmlS/Xc0LHpn+JZjj+TNUokj1G3vX+fmcIEcvva1P5aSOWWAQ==
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

2026-09-17T09:48:16.740836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088880
observed 98dac08c43b05c7369d46affc343fb3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:16.723640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088880/manifest.json
observed 8cc0d1ae0673576a0a3b5e338d14c8db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:16.707451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088880/publication.md
observed 5946e03c72c75bccfde620cb4a906f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:16.690403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088880/publication.txt
observed a28e65dc663e46e0e0d245d25cb20e1d...
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.