OpenTechnical

OT-2026-000089711

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000089711) never changes.

Identity and time

Publication numberOT-2026-000089711 · never reused
Internal UUID01a0ae9c-1a22-738b-9590-3f023ebe7351 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:21.039513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089711
StatusPUBLIC

Content hashes

Canonical text410fd037da9e010140ead66f91f20f09396bdc8bc5b3d09164c8e3dd93e3e69f
Markdownf5159a1195799e009cb67d6b346468dc68c1c21122070d48112a1d6a19f4b2be
PDF
Publication page3c66e0b0b232220368628177c6f9f57dc63c015146404d58e2c4568d33bfc782
Manifest8162d0fc095bacd0d145c45e7dbd87d804e64bdf848af3e6f70ee4e4c3ecc39f

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
SignaturefWMU01PnZnRVuLL8jB6rLsYb2r5uq0LpgKJ0eApy8vuHBa4nqxI/8yFAVUiOGW4Op4J5fIRTWbRXdwTrHtjyDA==
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

2026-09-17T09:46:42.819185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089711
observed 3c66e0b0b232220368628177c6f9f57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:42.799442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089711/manifest.json
observed 8162d0fc095bacd0d145c45e7dbd87d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:42.781226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089711/publication.md
observed f5159a1195799e009cb67d6b346468dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:42.763196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089711/publication.txt
observed 410fd037da9e010140ead66f91f20f09...
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.