OpenTechnical

OT-2026-000035486

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000035486) never changes.

Identity and time

Publication numberOT-2026-000035486 · never reused
Internal UUID01a0ae76-b4c4-7e13-8caa-667106bd963a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035486
StatusPUBLIC

Content hashes

Canonical texte8e3ebde78a1ca5fccf1abf43ed5a6361cef30ed5a63b54378eee79a37659916
Markdown2fcf9525872bf958749b8e23a5baf9ac120961b1491a0941b266d91a3bfa73c5
PDF
Publication pageb6239cea7af4002a7beca3c9fd94a9e71aeb63a74d1de37a3b7c3a9a4e8d12f8
Manifest6f226b22a5150c9cbcbcd3b501c4b626586b0b9c5a25f5893c95ae7e8a22e14b

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
SignaturepmZeIfy7YBooe7w6N7nqwFMt8laOVDu/KTXj+BUaPlI1CdSimKfIWQCdkwY83RkYME0qnkq8px7FtLIe3fYTCQ==
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

2026-09-17T11:26:53.978252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035486
observed b6239cea7af4002a7beca3c9fd94a9e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.960345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035486/manifest.json
observed 6f226b22a5150c9cbcbcd3b501c4b626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.942555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035486/publication.md
observed 2fcf9525872bf958749b8e23a5baf9ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.924510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035486/publication.txt
observed e8e3ebde78a1ca5fccf1abf43ed5a636...
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.