OpenTechnical

OT-2026-000026763

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000026763) never changes.

Identity and time

Publication numberOT-2026-000026763 · never reused
Internal UUID01a0ae72-3451-7157-ad9d-b44a26c9a366 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026763
StatusPUBLIC

Content hashes

Canonical text7edbfdc646e7c1040dfae15f5ec5597ad647868f8dd9039a48e556d608064941
Markdowne5cfce4b49c082376cef9b7587ddc85e3bfaa6baf0b2d15cb2e7d0af5a3a292c
PDF
Publication page94e0f16fbf0a71596780c9528710c43c8c7b81be9be75ee66046f284b7e19e78
Manifest040036e342a8b1f0f1bd9fb47e748be07cbd9a9dd4e19a8f021cc9c3896bd0a4

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
Signature9WkqWQSGftcvcgBxt7ZKCvtraL7RGZkjDG2RknEezuY4M0y0N5D+2DXB/keGVmT/vk/21tVLN4yz3a/CzNU6BQ==
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

2026-09-17T11:43:20.101487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026763
observed 94e0f16fbf0a71596780c9528710c43c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.083086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026763/manifest.json
observed 040036e342a8b1f0f1bd9fb47e748be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.065524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026763/publication.md
observed e5cfce4b49c082376cef9b7587ddc85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.047775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026763/publication.txt
observed 7edbfdc646e7c1040dfae15f5ec5597a...
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.