OpenTechnical

OT-2026-000088545

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000088545) never changes.

Identity and time

Publication numberOT-2026-000088545 · never reused
Internal UUID01a0ae9b-8f0e-7f5a-92d6-805d3f40dca2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088545
StatusPUBLIC

Content hashes

Canonical textb566094d5c3323bad7c583f3e9c2e1208d89037e71275221629c36d9889100ab
Markdown5f7ab8b4e8e763e2a037a40b7c235b70254cd7a536f1756f8f6d204b6ead7a76
PDF
Publication page48f0d1ec3b766cd6217809a79ebac4f04c62689d4a18a8cb1d4652d33c52f5c8
Manifestd688f2050ce192da67d79a339068af772cc1e0526e5117323af6d56ea8cda169

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
SignatureP/ILe2L97ioAHIy14K5T5pZXHJssHUaCJI6wsvk0zSZjb/rJMkMLkyUPcwM9XW08e64Nvd0fp0rIsz6EYbkVDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:42.893099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088545
observed 48f0d1ec3b766cd6217809a79ebac4f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:42.875171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088545/manifest.json
observed d688f2050ce192da67d79a339068af77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:42.858128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088545/publication.md
observed 5f7ab8b4e8e763e2a037a40b7c235b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:42.840222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088545/publication.txt
observed b566094d5c3323bad7c583f3e9c2e120...
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.