OpenTechnical

OT-2026-000014777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000014777) never changes.

Identity and time

Publication numberOT-2026-000014777 · never reused
Internal UUID01a0ae6d-d094-7c9f-b1a9-b6830928cc91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014777
StatusPUBLIC

Content hashes

Canonical textcd53955c1ff7202770a2ba71d2999e463a88656cbf8b38e9a027a5579cf4b5d3
Markdown76fa8b2a74b05f224ee0841e7f85a4d5fff8d0f1581a17801c185c8ceac4b369
PDF
Publication pageb6e58fb10392f3eb3f66adc81649b524df8db887cafc0e817f6029b10a6de911
Manifestd90f06140261dd5952f8ba2303eb2660c41476498ccd2b7c26c9cfb493b63077

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
SignatureaVj1EAXtQKQ5M2s53ilJARUh7PAnaQaydlYyg28hRL9onuftY2S34jYDmPZ18NB5PoDW0QR90nIuSglaUXZLCg==
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

2026-09-17T12:06:39.973702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014777
observed b6e58fb10392f3eb3f66adc81649b524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.953528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014777/manifest.json
observed d90f06140261dd5952f8ba2303eb2660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.934499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014777/publication.md
observed 76fa8b2a74b05f224ee0841e7f85a4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.914126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014777/publication.txt
observed cd53955c1ff7202770a2ba71d2999e46...
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.