OpenTechnical

OT-2026-000040758

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040758) never changes.

Identity and time

Publication numberOT-2026-000040758 · never reused
Internal UUID01a0ae79-6d0f-7958-b7f0-98b82f788215 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040758
StatusPUBLIC

Content hashes

Canonical text0a25e38d1ae616505e5b57dc7deab86c6b0e173f5cb8961efb696fcb9c4dd1f2
Markdown18cc410b5ffad4e8e1f48239c50ec6461e9a57cdee1eb3f8c3e57e81865f78e0
PDF
Publication page5d5cf2346baf7664ad4532004090fd09a862975b2f3896c38e6ea8bacb7e6c03
Manifest79ec2e0b7f47e1c52d441f4c138790b5b1ed7df9552b935bcb482cea6afe992a

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
Signaturen27aYneDX8mD6S8foMOJrpFQfgwbiRhnJGIh0uCKK5yI2cbk81fMAdP4WCNtL+1MUrt+x+MZoHqEN5fTP00EBQ==
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

2026-09-17T11:20:03.469868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758
observed 5d5cf2346baf7664ad4532004090fd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.448877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758/manifest.json
observed 79ec2e0b7f47e1c52d441f4c138790b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.431376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758/publication.md
observed 18cc410b5ffad4e8e1f48239c50ec646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.414328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758/publication.txt
observed 0a25e38d1ae616505e5b57dc7deab86c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.347210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758
observed 5d5cf2346baf7664ad4532004090fd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.329557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758/manifest.json
observed 79ec2e0b7f47e1c52d441f4c138790b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.311414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758/publication.md
observed 18cc410b5ffad4e8e1f48239c50ec646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.292805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040758/publication.txt
observed 0a25e38d1ae616505e5b57dc7deab86c...
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.