OpenTechnical

OT-2026-000057603

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000057603) never changes.

Identity and time

Publication numberOT-2026-000057603 · never reused
Internal UUID01a0ae88-2694-7a28-83ac-17c7b8da977a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057603
StatusPUBLIC

Content hashes

Canonical text90d04284bf971b0e4ff4f3fa2d61f2c5fe5b632ad180bb2fb86a91678f52128f
Markdown5e648e7e31011d26a6485700206de65375f76f9a640b9acd2ecc536fd136a6de
PDF
Publication pagebcb4e240ac009c563d70b63b3c3acdfed6ab8bca0d3081acf01464421e70842e
Manifestb843486f1cd43ee1425f8c719adea5286d402a55a7ea9196401efea94a181f63

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
SignatureUylGNj0HkEAFpdAW3uPgMBLFE3ur4csOJGIAOqzDz8zECKc5seAWMModin2vNXflh+lZCj6WpV+NWAf2QixlDA==
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

2026-09-17T10:48:09.396256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057603
observed bcb4e240ac009c563d70b63b3c3acdfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.374711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057603/manifest.json
observed b843486f1cd43ee1425f8c719adea528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.354584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057603/publication.md
observed 5e648e7e31011d26a6485700206de653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.335927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057603/publication.txt
observed 90d04284bf971b0e4ff4f3fa2d61f2c5...
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.