OpenTechnical

OT-2026-000082549

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000082549) never changes.

Identity and time

Publication numberOT-2026-000082549 · never reused
Internal UUID01a0ae97-8cc7-79ae-8950-2fc00f12a4f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082549
StatusPUBLIC

Content hashes

Canonical text2093db63c754744f364aa1047c9c151d8629db3a46e90396c501c1242b3b306c
Markdown7e87b90568943c1be9177d017dd1d7f5f4514de9e2159f7e458954a38a1b9118
PDF
Publication paged6c69c7d936779ccdec8c43e2ad9e7737ce34f0ab7e9d8172cf28af683e91a81
Manifest59da074c522e6c2bd4847b103122f6bf05387b4288ac555b6ab637e64dd4fd17

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
Signaturehi0En1ja8h4+BMETAn9mbCpyxv5S3BPLxII/EAw/ylG1mqEImA9JSju1aFcSe462Vc4wEPPb3NQAuxRz/yhsDw==
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

2026-09-17T09:57:59.177874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082549
observed d6c69c7d936779ccdec8c43e2ad9e773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.161484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082549/manifest.json
observed 59da074c522e6c2bd4847b103122f6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.121966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082549/publication.md
observed 7e87b90568943c1be9177d017dd1d7f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.084338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082549/publication.txt
observed 2093db63c754744f364aa1047c9c151d...
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.