OpenTechnical

OT-2026-000036659

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000036659) never changes.

Identity and time

Publication numberOT-2026-000036659 · never reused
Internal UUID01a0ae77-46e8-751a-baa6-331e63166291 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036659
StatusPUBLIC

Content hashes

Canonical text9a67af9fa4bedc3fcf8d83222b789297b7342d5bc9a802eeea6e3186210a0e04
Markdown470a62fec61dcd938e607c3eca277032488c95491081aacb3f36c704150121dd
PDF
Publication page84cc62dc1d157c001161efea1ec3a5062161c9028b0c599e32a16d360f0c5c5b
Manifestebd1dbe6257dcd2bac1fd37bbbafb3ed252b067d6e89ec53fa3717b0c4bcf2f0

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
Signaturelz5PPz0BMt0Kill9dgEkaycpzBOKBDCxwoEhrFjQwospklH9OUzFERJTtQuLwnWQ2D+kRzblNtsdQ4tnSaHeBQ==
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

2026-09-17T11:26:00.604309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036659
observed 84cc62dc1d157c001161efea1ec3a506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:00.588386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036659/manifest.json
observed ebd1dbe6257dcd2bac1fd37bbbafb3ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:00.571608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036659/publication.md
observed 470a62fec61dcd938e607c3eca277032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:00.553046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036659/publication.txt
observed 9a67af9fa4bedc3fcf8d83222b789297...
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.