OpenTechnical

OT-2026-000074128

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000074128) never changes.

Identity and time

Publication numberOT-2026-000074128 · never reused
Internal UUID01a0ae93-7177-7fec-8b26-ad57c0b0683f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074128
StatusPUBLIC

Content hashes

Canonical text4c0247fcc02d06ddb97c01b5a1b2c5a8c0938952914db00d60e5a9537ab31716
Markdown437876dbb45b0fcc1b24238daea36f2eb9758bb91c79ef6c047b537c58f9a8b5
PDF
Publication page770b7d46692e98550178238ff82f1a63b62629555861bd11c3fa68b107d963a1
Manifestea619e5ff07a4898c5dc01b3304c28ee7ab65354bfd07ca1d3ccf753933e8acf

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
SignatureJjn0axWU3XHAk9/cnP88/cUX/9UjCgYHNL12ggZLOu1m+GLjMnvs79Ypx9DOWb2fBxMw93w+Lr1j20zJNNAbDQ==
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

2026-09-17T10:18:56.122763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074128
observed 770b7d46692e98550178238ff82f1a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:56.105880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074128/manifest.json
observed ea619e5ff07a4898c5dc01b3304c28ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:56.087570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074128/publication.md
observed 437876dbb45b0fcc1b24238daea36f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.983134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074128/publication.txt
observed 4c0247fcc02d06ddb97c01b5a1b2c5a8...
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.