OpenTechnical

OT-2026-000027898

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000027898) never changes.

Identity and time

Publication numberOT-2026-000027898 · never reused
Internal UUID01a0ae72-a4a5-7310-8e6d-3eee30f79dca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027898
StatusPUBLIC

Content hashes

Canonical text18ec78e2e7bdebe9083cbf35d9bd645ecb25fb1f4ecc12a108e471af8f6128b5
Markdown69a3a26bbd55e90b279a62ce714c1ebec6d7c7aac7f072fa4ca9de99a0a2cd2c
PDF
Publication page1277df3f57f834a3debbc1d66c84217fab6768fe4f434e579609bb5dc92a04fe
Manifest1652f84318c9bfa86f48208516ac25be09dc7c3a7bb63d6fd7729fc842b312c6

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
SignaturePmikGoJS+p4TVfHcSQNX4j9JoGes1g018DpZb0dK0VyKgP4FVeXd1k+NhSxFGT39Gys479BsOdi67YMUvgCJBA==
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

2026-09-17T11:42:03.999681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027898
observed 1277df3f57f834a3debbc1d66c84217f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:03.983855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027898/manifest.json
observed 1652f84318c9bfa86f48208516ac25be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:03.967646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027898/publication.md
observed 69a3a26bbd55e90b279a62ce714c1ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:03.947919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027898/publication.txt
observed 18ec78e2e7bdebe9083cbf35d9bd645e...
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.