OpenTechnical

OT-2026-000060723

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000060723) never changes.

Identity and time

Publication numberOT-2026-000060723 · never reused
Internal UUID01a0ae8a-b7ce-7f44-9638-22d92102517b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060723
StatusPUBLIC

Content hashes

Canonical textaa4d8c9e8e0796841a8ecaa6b26d0ad0dc7495745589a160c9aca058b73f7f62
Markdown06e7b55b61d17c5fa613397438c49a664c9de7d081faf3f4b44d27558bb79095
PDF
Publication page6d423fcf86436ec15175632dfb14ecf7d71c55053fc767facbdf71664bd29d60
Manifestb19a914d797e2f84a7ede99cd1043938cccaa50ec62aebf017782c613b9de790

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
Signature8gHFTn28B3tXzJz/rla0ECP/oN3yctiWGBDJPiuMdf+ctT9h+ifsXsA3P0A49ZNBl/MCy2/mebypTQclDEU0DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:27.182674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060723
observed 6d423fcf86436ec15175632dfb14ecf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:27.162805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060723/manifest.json
observed b19a914d797e2f84a7ede99cd1043938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:27.140670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060723/publication.md
observed 06e7b55b61d17c5fa613397438c49a66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:27.118713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060723/publication.txt
observed aa4d8c9e8e0796841a8ecaa6b26d0ad0...
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.