OpenTechnical

OT-2026-000044386

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000044386) never changes.

Identity and time

Publication numberOT-2026-000044386 · never reused
Internal UUID01a0ae7c-39d7-7d1e-823f-b7a2bde904f1 · 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-2026-000044386
StatusPUBLIC

Content hashes

Canonical text4d417c5d7bbda67ba44806453d5e79f85a409ea3b6bcde90fe2a82fff1895884
Markdown722bd19e2270ce331436a65ec62e4c6be3be841e0163fb049a1366db51802e51
PDF
Publication page033f62aca1737a46de7406c46564db16cdd716184c4883afd03c919461b97768
Manifestb141fca8e60dcb69685904a383a8ce7fb5c0516b177b405da826b867232d8c68

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
SignaturekI5PGx5BGu/OhAnIX51RvjFwWWBrfUbJZeSBKsSiynIQBAFy7nvrqURYGuFIcujdFc6x9mROIBP3MhrPwOoiDg==
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

2026-09-17T08:30:35.572957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044386
observed 033f62aca1737a46de7406c46564db16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:35.552131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044386/manifest.json
observed b141fca8e60dcb69685904a383a8ce7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:35.528511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044386/publication.md
observed 722bd19e2270ce331436a65ec62e4c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:35.505380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044386/publication.txt
observed 4d417c5d7bbda67ba44806453d5e79f8...
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.