OpenTechnical

OT-2026-000079918

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000079918) never changes.

Identity and time

Publication numberOT-2026-000079918 · never reused
Internal UUID01a0ae96-4377-701d-a770-c8ae5970b79f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079918
StatusPUBLIC

Content hashes

Canonical text365c4ba60ba00c397b765528f352de68353b5055713c9e3f413abe634a6a63d7
Markdownc819e2a5dfc7dc154beed91434bbd48f75a256a7e3f19f703ea558171dfece64
PDF
Publication page6b9ad50c17779caade7b7016429549ffceab7514eeb34ed340a752aabf2e8cdc
Manifestbd7ea91b4cb4e46a71ecc795f3045501adf94c791b149d8c770b9e136b2448af

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
SignatureMNj+EEkBFjwdFxZ837as0RQtmuMoiUFQ6c3g9982dYuk2nDooPp4qk0OrCrReXvIoi+2+ydB7qqpRAuobiX/CQ==
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

2026-09-17T10:03:49.215208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079918
observed 6b9ad50c17779caade7b7016429549ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.197787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079918/manifest.json
observed bd7ea91b4cb4e46a71ecc795f3045501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.179508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079918/publication.md
observed c819e2a5dfc7dc154beed91434bbd48f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.162233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079918/publication.txt
observed 365c4ba60ba00c397b765528f352de68...
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.