OpenTechnical

OT-2026-000058855

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058855) never changes.

Identity and time

Publication numberOT-2026-000058855 · never reused
Internal UUID01a0ae89-479e-7071-900f-2d89f7e22c34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058855
StatusPUBLIC

Content hashes

Canonical texteffcf89e5a7356cf968c04d9f34c57dc26ec344451900cfcbb554af6b07059ed
Markdown1849001b712524cad2dcec85cb63da4ab890a0181382e3aa0607f6408b1c3635
PDF
Publication pagea6ee1b9a570ed2c1821adb9a39f735f1dfc839e7d7f044d1bdca04bc3939aa19
Manifestf8ba18c67401850f045d470da87bbaf8b9166e15fa725b69178a86dce63fcf6e

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
SignatureukOCNQulUCJpNvqicg5LVy2YG2cAUjF3MGWueGMzCX7vKw32PnmQS0B+F9Ofo2hnd+0h7n2YxXwXV9pHDOlEBA==
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

2026-09-17T10:46:23.608571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058855
observed a6ee1b9a570ed2c1821adb9a39f735f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.590462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058855/manifest.json
observed f8ba18c67401850f045d470da87bbaf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.571571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058855/publication.md
observed 1849001b712524cad2dcec85cb63da4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.553976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058855/publication.txt
observed effcf89e5a7356cf968c04d9f34c57dc...
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.