OpenTechnical

OT-2026-000055695

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000055695) never changes.

Identity and time

Publication numberOT-2026-000055695 · never reused
Internal UUID01a0ae87-09ca-78d2-afc2-578118683857 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055695
StatusPUBLIC

Content hashes

Canonical textd16d353c46fc9194b8cb5ca7ec954b5bf167e3b820c9e57a1f9f0c488cd038fc
Markdownb2b3c3e45dc98ac98f6ce21f72dbe45334a777a08fb12786488db21d12d30d52
PDF
Publication pagefed0b6e35595d07fc57585d749b9cb69511f5830c4318cda1909e5e21b3fd502
Manifest88cb6d9d173e7268bd1f19774e7ccc5e751cc4753c5e3654142cc6ff09dee555

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
SignaturezHll2MGLc7gwq8tWavfGnH6ity2yEX9VAo1ZTTPLKNbXPs+WI4O6HByavelvkheV4FhBBatw3fpNBBW0fMuDAA==
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

2026-09-17T10:51:01.207107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055695
observed fed0b6e35595d07fc57585d749b9cb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:01.186421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055695/manifest.json
observed 88cb6d9d173e7268bd1f19774e7ccc5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:01.166368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055695/publication.md
observed b2b3c3e45dc98ac98f6ce21f72dbe453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:01.147328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055695/publication.txt
observed d16d353c46fc9194b8cb5ca7ec954b5b...
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.