OpenTechnical

OT-2026-000051748

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000051748) never changes.

Identity and time

Publication numberOT-2026-000051748 · never reused
Internal UUID01a0ae83-7c83-796c-adcc-d13ebacb73cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051748
StatusPUBLIC

Content hashes

Canonical text97c4ebe949c5e9a5ce7a8357b6a5343d8e88df9020bc88d3e9470cd963ff80b0
Markdownc1bc37e4f822f6d3aedee97e78790377380fda8e48359c7af42401f1edc4c4b7
PDF
Publication page666147a222f9629d1635f614c3b324d3b596e1a7c33d4ff58eb5148603de985c
Manifest9522f6a0b65e97576707515bf6b05c84ddc12da2f0825476a8155fe701b550ee

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
Signature/U7xdguel1X0Svg2QPx5tmk1X0e3WUXIPeNLCzZ5bMZR9ZOMWxiL3UhXJwAHDZUvAIEHLVIQKCPWwi1JEpZ3Aw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:38.726222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051748
observed 666147a222f9629d1635f614c3b324d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.706153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051748/manifest.json
observed 9522f6a0b65e97576707515bf6b05c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.687971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051748/publication.md
observed c1bc37e4f822f6d3aedee97e78790377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.670397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051748/publication.txt
observed 97c4ebe949c5e9a5ce7a8357b6a5343d...
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.