OpenTechnical

OT-2026-000036782

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000036782) never changes.

Identity and time

Publication numberOT-2026-000036782 · never reused
Internal UUID01a0ae77-773e-7c44-a213-2afa8f9e476a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036782
StatusPUBLIC

Content hashes

Canonical text077d2918e3760e95a3865f7dd4d89234974fd668153f7488c5986615e823dea1
Markdown1272b7c3f1624b1e87ae0e3e7a5a7f8098b9cb1a8159ce9576b0818a4b11d712
PDF
Publication pageb3192237250961c812cb6ac20c71202716601cba345b0e61990d091cbadc1d8a
Manifest8629c787591b53d32a817feaa0564df4f46f3831130338db811906c4f2acb251

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
Signature88zhfCjC1VXmo1kCzlwYo/i0YkEaDlTdmTqg2oXSfMHI0XNpPsy/oocd7lMdfQH2CB4HHpZO9XU3f6ONbadiAA==
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

2026-09-17T11:24:23.287532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036782
observed b3192237250961c812cb6ac20c712027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.270848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036782/manifest.json
observed 8629c787591b53d32a817feaa0564df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.254370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036782/publication.md
observed 1272b7c3f1624b1e87ae0e3e7a5a7f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.238068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036782/publication.txt
observed 077d2918e3760e95a3865f7dd4d89234...
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.