OpenTechnical

OT-2026-000044627

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000044627) never changes.

Identity and time

Publication numberOT-2026-000044627 · never reused
Internal UUID01a0ae7c-39d9-77b5-8957-aed270d07429 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044627
StatusPUBLIC

Content hashes

Canonical text2aeab40e7349674f07911d0639292590fdbd83e85039f529743b9e19faf50fce
Markdownbe4f4b8b0d002d09671f07d3ec19e44ef76f8796750d3691adda5c46f02bb00d
PDF
Publication page9226a0541bc6c0ec13e26dfb6b7f5065ba9ac11795c16354487c4778bdbcd8ff
Manifest5d1396b20787ac3b3c79dc7c6dfe32ae0a071eea2e98d7264a82c03863f1bc44

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
SignatureJKO3ciZcIAE/+JCidbrByPDpvOiddMpcwYSsykBo4lxHkgOx1RIfUTEi8qcH7X1N8XNsc69julsrZKFzP9OaDg==
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

2026-09-17T11:11:51.936708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044627
observed 9226a0541bc6c0ec13e26dfb6b7f5065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:51.918455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044627/manifest.json
observed 5d1396b20787ac3b3c79dc7c6dfe32ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:51.898210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044627/publication.md
observed be4f4b8b0d002d09671f07d3ec19e44e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:51.877690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044627/publication.txt
observed 2aeab40e7349674f07911d0639292590...
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.