OpenTechnical

OT-2026-000061984

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000061984) never changes.

Identity and time

Publication numberOT-2026-000061984 · never reused
Internal UUID01a0ae8b-b8ae-7223-8dba-19a289938abb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061984
StatusPUBLIC

Content hashes

Canonical textf590622594bbe3e34acea16014bbd2c717a9f5880c762be8abccbdfd8d077707
Markdown2ecb7dfca7e25998949be5478187665d9a419ed803e10d8dca0d061a54bbe8d2
PDF
Publication page9948016c5195aef650392f65084963327c548e5beb28930345af391e662b75c0
Manifest64f64ab16939eb5a2eff76688e33e5c0095b200b8d2b5287c30c132c44548af2

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
SignatureNSu18T0EUGg0zuCOCBak8EBci5wYZbfodt9ax1dSQiAsFHtgJuDhk341Pv6fZgJd9c8Mff0dnJmvcSgBK9w8Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:54.658098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061984
observed 9948016c5195aef650392f6508496332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:54.636476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061984/manifest.json
observed 64f64ab16939eb5a2eff76688e33e5c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:54.615349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061984/publication.md
observed 2ecb7dfca7e25998949be5478187665d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:54.594754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061984/publication.txt
observed f590622594bbe3e34acea16014bbd2c7...
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.