OpenTechnical

OT-2026-000008016

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000008016) never changes.

Identity and time

Publication numberOT-2026-000008016 · never reused
Internal UUID01a0ae6a-908b-72d6-9942-cd54a7d6dc22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008016
StatusPUBLIC

Content hashes

Canonical text7af33f581c291da24b5014daab9e84d1812c7cc76f1f71fc5faef97d9cef2ea8
Markdown4b6942119406da48c510c461b3701188ef5f8908ef40e6589a3a34c8c6eafeac
PDF
Publication pagef9331c5fc799a99e37f78df279a6bf167f2bc086ebbb6571535008aa7383337c
Manifestd8b8b75efcb4ff35ad9ab2aa0d8268cfef0ef3346d7b48cbf41e55210b53a2d7

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
SignatureI5B+aOmqS+T2ltRld4kQ9ROxct53Smn34Kyje9fBSNP4VMRWmWAeY1NfxX0DW0ZZmN1GC/meqdZXCQSKb/t+Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:35.969037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016
observed f9331c5fc799a99e37f78df279a6bf16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.933441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016/manifest.json
observed d8b8b75efcb4ff35ad9ab2aa0d8268cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.877547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016/publication.md
observed 4b6942119406da48c510c461b3701188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.846771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016/publication.txt
observed 7af33f581c291da24b5014daab9e84d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.916203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016
observed f9331c5fc799a99e37f78df279a6bf16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.897131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016/manifest.json
observed d8b8b75efcb4ff35ad9ab2aa0d8268cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.878718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016/publication.md
observed 4b6942119406da48c510c461b3701188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.858981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008016/publication.txt
observed 7af33f581c291da24b5014daab9e84d1...
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.