OpenTechnical

OT-2026-000080522

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000080522) never changes.

Identity and time

Publication numberOT-2026-000080522 · never reused
Internal UUID01a0ae96-7e78-7411-ba82-af7a7e7b0bd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080522
StatusPUBLIC

Content hashes

Canonical text5cae53e968f1ac43247eedd24226f00b69341a1bfe9227d7f566c76a01512308
Markdown8bd1c0735d4970edc245c0eedd62ac8a26c04f75de728e08b65971cf37a6d938
PDF
Publication page0bd81e78158487e7ac062111e05e303fb883d4a970cbbb8c442a0caabede52ef
Manifest5020f2a37230269fd4212d65d8a9b75d248a2f7469926ffa521bedf6dd87c0a3

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
SignatureMhHpL5zVWTxSC5heKKBqj8yaCErxNTPmn2gkb6iEWABPLpMn243pgeamnRAW+mJrwGiYWKv97tacQwjRTQK3Ag==
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

2026-09-17T10:03:02.662089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080522
observed 0bd81e78158487e7ac062111e05e303f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:02.643814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080522/manifest.json
observed 5020f2a37230269fd4212d65d8a9b75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:02.627017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080522/publication.md
observed 8bd1c0735d4970edc245c0eedd62ac8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:02.609313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080522/publication.txt
observed 5cae53e968f1ac43247eedd24226f00b...
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.