OpenTechnical

OT-2026-000060822

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000060822) never changes.

Identity and time

Publication numberOT-2026-000060822 · never reused
Internal UUID01a0ae8a-b7d1-7b90-806e-aa921fcdc746 · 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-2026-000060822
StatusPUBLIC

Content hashes

Canonical text19bde64b27dbd9115d4a85f2a2e7919f907528c1f66162740902165a6899570e
Markdown45caa961ba33768006f4ca56349ce4a93fd0dae005355702974302e9b77e0aab
PDF
Publication page40c47b308be50d677e85d68bb631aa4b416ccfb88697b7fddeef11631c4e37e7
Manifestc1252e3b294a3f0f93755aebf64da7973fc8161a39984178b0139a182ef15901

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
Signature4zgKa8tXLvpdOgyTY0U748fxYqAFaufbv1JQg2vaZSLv7Pr6Z0RQjSoSWKFORwBJsh1+SNfUNFJ9xa3HMXv2DQ==
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

2026-09-17T10:43:34.436432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060822
observed 40c47b308be50d677e85d68bb631aa4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.419632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060822/manifest.json
observed c1252e3b294a3f0f93755aebf64da797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.402279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060822/publication.md
observed 45caa961ba33768006f4ca56349ce4a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.385032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060822/publication.txt
observed 19bde64b27dbd9115d4a85f2a2e7919f...
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.