OpenTechnical

OT-2026-000036675

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000036675) never changes.

Identity and time

Publication numberOT-2026-000036675 · never reused
Internal UUID01a0ae77-46e8-7db8-905b-11102496a59c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036675
StatusPUBLIC

Content hashes

Canonical textc60e0865f6dc499e72235e134d2f8e6ec4e917a232758b418ecd321aa8c28b39
Markdowne4bb7feb9ae28441309803f6ee7ed45a8abc846e0a5d9fc15783627be34267af
PDF
Publication page499e1fe07dc7ad29f7b70bccace414b15b57b20977831d36c5f353d9c69b69c1
Manifestdee48995b4c2ddc4caa23e27c88e33911d3a64921cebfe16a3df602e11fbdd98

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
Signatureg7KGdag+O4WvEpYh3PbDkYa155KWzxBHDYaTfin8rAhDl4EHQh/kiLsdVeyu4WSXmM2RkhBbK0nqP+aPDh2tCw==
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

2026-09-17T11:26:01.759420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036675
observed 499e1fe07dc7ad29f7b70bccace414b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.742982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036675/manifest.json
observed dee48995b4c2ddc4caa23e27c88e3391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.725886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036675/publication.md
observed e4bb7feb9ae28441309803f6ee7ed45a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.708869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036675/publication.txt
observed c60e0865f6dc499e72235e134d2f8e6e...
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.