OpenTechnical

OT-2026-000099555

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000099555) never changes.

Identity and time

Publication numberOT-2026-000099555 · never reused
Internal UUID01a0aea2-c975-735e-9bab-e93773126425 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099555
StatusPUBLIC

Content hashes

Canonical text62160537d478f5da354cf35a242cc6bafb2b17f0f2542f059bdbc58e90865be0
Markdown2b6eb33d792d1657818b3a47bbea16fe7ea8fb3d45b78fea3c664543bc1b569d
PDF
Publication page3b84886788d776128b4b00de648bd6e40f8ebdc05da0f1d4b9889d04e2180084
Manifestf42041c96936e224e1c57c39230850a3223ab19fd98268f6ce939cb2e5c888b0

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
SignatureHtOBnRPrHRKcJuFsJne+i8EoKSzCCLcdOQ/6sjiekR0CD07gyVTci+3hI0KQ+8qQHKIMn59/G8LxGasULe0/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:27.838062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099555
observed 3b84886788d776128b4b00de648bd6e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:27.818107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099555/manifest.json
observed f42041c96936e224e1c57c39230850a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:27.797720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099555/publication.md
observed 2b6eb33d792d1657818b3a47bbea16fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:27.778521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099555/publication.txt
observed 62160537d478f5da354cf35a242cc6ba...
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.