OpenTechnical

OT-2026-000099163

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000099163) never changes.

Identity and time

Publication numberOT-2026-000099163 · never reused
Internal UUID01a0aea2-8288-7675-ba40-f6ac81aed7c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099163
StatusPUBLIC

Content hashes

Canonical text9825c3fcb5614a16b617dbb88fc65004584818e0c69d4992fb206e9dd212e0d4
Markdownbabeaf699f8178e42fded64fa3d33ec52d2844defbcaeaf3ee44e7ad9c1044f5
PDF
Publication pagedc439a4075f944a8b7b80fb6fc58e04fbb5195a8e6a71fad95d70ec0111555b5
Manifest0e29291cbaf062d794b22d3d74f66a401d23088871a813e85f38175107180a2e

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
SignaturenleRi348eT8VNPUA8E4grlrFgvPHzUT/WABaN7VL3VCbdZ5JSynfQ2BregSVyTFWIq4/IvpFO8iOD6zEYW5tDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:32.547012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099163
observed dc439a4075f944a8b7b80fb6fc58e04f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.528274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099163/manifest.json
observed 0e29291cbaf062d794b22d3d74f66a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.506862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099163/publication.md
observed babeaf699f8178e42fded64fa3d33ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.489275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099163/publication.txt
observed 9825c3fcb5614a16b617dbb88fc65004...
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.