OpenTechnical

OT-2026-000036445

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036445) never changes.

Identity and time

Publication numberOT-2026-000036445 · never reused
Internal UUID01a0ae77-01d1-75ed-a9ab-1aa78512c159 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036445
StatusPUBLIC

Content hashes

Canonical text55f628db3b46ea1355924116269852cadaa2f97109cb98d789b9fbd47539e3ea
Markdown256246eb8d43ccc8fce4c3a12de56ab740ef62d463f6b4bb5ce40cf2c99818cf
PDF
Publication pageab87edf95ef999c78b285127abe621f28b5168c1f738baf14223edcfd7142047
Manifest07e4c69608f1785d858eb6b284df62af6c7c0a32cfc1796faeb694aac435cb0e

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
SignatureSw2GrG1Z8+LWzCcqO+Em0QuFaNawlRyNsHIS1Tb1hJBgxjkN1P5xEOtB40/bxQOVqaV7pkUC1NQ4fVUiELAXDg==
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

2026-09-17T11:26:50.609791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036445
observed ab87edf95ef999c78b285127abe621f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.592163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036445/manifest.json
observed 07e4c69608f1785d858eb6b284df62af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.573085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036445/publication.md
observed 256246eb8d43ccc8fce4c3a12de56ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.554753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036445/publication.txt
observed 55f628db3b46ea1355924116269852ca...
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.