OpenTechnical

OT-2026-000026667

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000026667) never changes.

Identity and time

Publication numberOT-2026-000026667 · never reused
Internal UUID01a0ae71-f4aa-7d28-87c8-08a8f294ba1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026667
StatusPUBLIC

Content hashes

Canonical text68e00930f78fcab7ec141ec17ac1a6aca1703acb5d7f55cbb3f502238e9043ed
Markdown917e7a0d952bc461447ff011f00268bffe9f5749bdd8a8cb89a665782f59332d
PDF
Publication pagef7c12e56c409be1065a2b32f827913680927b182d2e37b247099a82a574bbf30
Manifestc168a68c2c431c18848619feeca2b29f745e245119e0abb7f64917daac22f2c3

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
SignatureHSB/lQwMBzM0Tj3uC5akm6fE7SnwwfJSWZoo1hRMBpWEhaK8Akoo7+JxYjUiJU7b8DECzcbH1CSAftK0ILSvAA==
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

2026-09-17T11:45:45.010962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026667
observed f7c12e56c409be1065a2b32f82791368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.994690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026667/manifest.json
observed c168a68c2c431c18848619feeca2b29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.977642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026667/publication.md
observed 917e7a0d952bc461447ff011f00268bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.962178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026667/publication.txt
observed 68e00930f78fcab7ec141ec17ac1a6ac...
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.