OpenTechnical

OT-2026-000017952

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000017952) never changes.

Identity and time

Publication numberOT-2026-000017952 · never reused
Internal UUID01a0ae6e-96fc-7180-9c5f-d95bfbc2a1ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017952
StatusPUBLIC

Content hashes

Canonical text09bdeadaea9035ac8ea41f963291aa8c22a55fde32f69a9f17869fc565cf587f
Markdown7cfb9adb17edfa4dd908920ee50ba3e838a795da776e6481c8f4b51cbc17bcc3
PDF
Publication page6666e9c05e9a5eaf522f749bd62a0ab8913ac9184676e2d96600b9233b22fbd5
Manifest42a6f4b1d394e72de7a063763b4b041084327281676ed9d57733352c92c7ff67

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
SignatureLCKp7VseG7PuM3uVWlaPCRnXuLR18TL+dj1FO9ijh7R8qPCV1JQOe/uTuDxYAxtbTqaYHvvRBG7edWzsiXqLAg==
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

2026-09-17T12:01:57.133930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017952
observed 6666e9c05e9a5eaf522f749bd62a0ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.114843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017952/manifest.json
observed 42a6f4b1d394e72de7a063763b4b0410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.097351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017952/publication.md
observed 7cfb9adb17edfa4dd908920ee50ba3e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.079553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017952/publication.txt
observed 09bdeadaea9035ac8ea41f963291aa8c...
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.