OpenTechnical

OT-2026-000060706

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, vented after 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-2026-000060706) never changes.

Identity and time

Publication numberOT-2026-000060706 · never reused
Internal UUID01a0ae8a-b7ce-7d50-8598-d9c60bcfccd5 · 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-2026-000060706
StatusPUBLIC

Content hashes

Canonical texta56e5d072625042238afef533b842e658b3855bd5da55f5c11bb5f5e470e7692
Markdown1884d64ef70870d99ef3ae887db37a97bb60fe63e9d96815f3ed3dde4af5a3d2
PDF
Publication page6d6e4915c78f781460279c3e09cabdf5d37fadf19463b2532016ffe7d08951eb
Manifest82162fef2646d028ea203a442897a131d3ca11e5eb0def8aaf49c2ac04f37065

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
SignatureAvbqsr04iW0qGmTF/cxv3DqOCR4SK/xYWO6lyvE3JvYmAwoV+0u941sS82eNGhjXbBg9gpmQ91d3/E75bQ8XCw==
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

2026-09-17T10:43:21.285282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060706
observed 6d6e4915c78f781460279c3e09cabdf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.268686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060706/manifest.json
observed 82162fef2646d028ea203a442897a131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.252201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060706/publication.md
observed 1884d64ef70870d99ef3ae887db37a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.218498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060706/publication.txt
observed a56e5d072625042238afef533b842e65...
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.