OpenTechnical

OT-2026-000007782

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000007782) never changes.

Identity and time

Publication numberOT-2026-000007782 · never reused
Internal UUID01a0ae62-843f-71f9-89ea-1e77b1486357 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007782
StatusPUBLIC

Content hashes

Canonical text714393df7fdb0692f55bf03c2abe264a34f7e234cd7672b8980b48ba5e13d952
Markdownd074740c7bbf6845b908889b0511ed860ce7336bc1c7d795ea83d6ca52502499
PDF
Publication page12be12fa95ae00f33416c576063be5b01992a5377c3419d642557368d54b5dfb
Manifestdd2cbd71af49ffe4f1fd84acc5964ed9ab3c5813d79d34c58b0bd50ae0d097af

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
SignaturebUj63tskYt2Ut+qHoVsJAK5M3WFlUHReEauOF7H56cZ36TaryqSeN62toMSXVDLRz16Lb8yJFpb6AUqq+2mlDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:10.883083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007782
observed 12be12fa95ae00f33416c576063be5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.863587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007782/manifest.json
observed dd2cbd71af49ffe4f1fd84acc5964ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.845735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007782/publication.md
observed d074740c7bbf6845b908889b0511ed86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.828415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007782/publication.txt
observed 714393df7fdb0692f55bf03c2abe264a...
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.