OpenTechnical

OT-2026-000046514

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000046514) never changes.

Identity and time

Publication numberOT-2026-000046514 · never reused
Internal UUID01a0ae7e-57dd-71af-adb1-def8b787fbbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046514
StatusPUBLIC

Content hashes

Canonical text51bc5e0748c62811f50545306740adb2ba0dbb089a5a562ca3ed928be6f2552d
Markdownefb7408d320f1f5be04112d7c558c245b507b26fa3082c0565f9b729a0f56c65
PDF
Publication pagef7df5bdd71b6f4157ae54ee082763b31eff1456922a9e9dc949bc89cb087d6e9
Manifestb2cb881faeeb15dfe2d34be0017a2739cef2e99208c2092f82a37b92b85df02e

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
SignatureuuVdyPyrjRvEC5Rw/gugg5jpP6MzxTgHKj8fNpCxT/iKUKlnDuegj65BdeglwRzUaz4VsRbLhPjRE0F3JwE0DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:08:33.574931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046514
observed f7df5bdd71b6f4157ae54ee082763b31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.556333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046514/manifest.json
observed b2cb881faeeb15dfe2d34be0017a2739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.537655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046514/publication.md
observed efb7408d320f1f5be04112d7c558c245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.515889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046514/publication.txt
observed 51bc5e0748c62811f50545306740adb2...
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.