OpenTechnical

OT-2026-000068227

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000068227) never changes.

Identity and time

Publication numberOT-2026-000068227 · never reused
Internal UUID01a0ae90-247f-714a-a401-d3ac292c5cfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068227
StatusPUBLIC

Content hashes

Canonical text273c9246a35c8b5249e9080a19d876a9632d11a5e24661b6da830886a66f05b8
Markdown615d24495a8f28d47c6b95675751b633715e4e3869ab04308094f8c9fe048f17
PDF
Publication page3d17a1edacd93693c80ee6de52b2ab7dfc1f6dba70f3379756c3c3b10fbd1936
Manifestf45a663d29dd21f72c679a0af3294907dc9f4d00674a3be95fbf25244370f7c7

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
SignatureEGgjgl0vhUPupQmWYaWTj1+bwPY2wIu41jy2vRpAuY1jar8yP2iqs1fECDqPABFSUS2DvH7zKShm7KiDIbp1Aw==
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

2026-09-17T10:29:14.568151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068227
observed 3d17a1edacd93693c80ee6de52b2ab7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.550635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068227/manifest.json
observed f45a663d29dd21f72c679a0af3294907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.534804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068227/publication.md
observed 615d24495a8f28d47c6b95675751b633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.517747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068227/publication.txt
observed 273c9246a35c8b5249e9080a19d876a9...
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.