OpenTechnical

OT-2026-000008804

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, sustained 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-2026-000008804) never changes.

Identity and time

Publication numberOT-2026-000008804 · never reused
Internal UUID01a0ae6a-e46c-7a15-b41a-42979f87f79f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008804
StatusPUBLIC

Content hashes

Canonical textb3ffdd2baca20e066a4d3b73d8fe56d4218065e879a439f656be96ab12b170ee
Markdowne79ab46fd6b22ded6d7fa9918ae1b51c5341f667d9b4e1437955ad9e164d6992
PDF
Publication page4c0f31204f770324682cf74e2fdab49f30a6257f928f840964866781bff9490a
Manifestbd3d235145eb982d384ffdce6468abcbac1cfc1555316958c1b49a6c6d3c4f0c

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
SignatureE4N9DjmVOdme+BkjIzlvSPA2U4n4T9w3eWhrBDueZR84oe9GvrmZFsF9vlZFYrPayBU38YeIVyfcs3BbPFOFAA==
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

2026-09-17T12:20:05.585123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804
observed 4c0f31204f770324682cf74e2fdab49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.567589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804/manifest.json
observed bd3d235145eb982d384ffdce6468abcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.546551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804/publication.md
observed e79ab46fd6b22ded6d7fa9918ae1b51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.529127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804/publication.txt
observed b3ffdd2baca20e066a4d3b73d8fe56d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.580682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804
observed 4c0f31204f770324682cf74e2fdab49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.562369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804/manifest.json
observed bd3d235145eb982d384ffdce6468abcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.542884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804/publication.md
observed e79ab46fd6b22ded6d7fa9918ae1b51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.524707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008804/publication.txt
observed b3ffdd2baca20e066a4d3b73d8fe56d4...
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.