OpenTechnical

OT-2026-000057164

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000057164) never changes.

Identity and time

Publication numberOT-2026-000057164 · never reused
Internal UUID01a0ae87-d5ba-7932-a16c-0400fa5f50cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057164
StatusPUBLIC

Content hashes

Canonical texta26c177c92249e6d1b86291afe8bd2972303916c32fd22c515040e236687e40a
Markdown374a978147163572c0db3feb7fdad00d7ff6233473793380878fcc8cc0ad1f3b
PDF
Publication page4928a06b7c99e1eb541c24d059e82b376960fbfe9b88a9aabf33ae0ae4b72315
Manifestbd8f90b5a0968158c8a990f7a7dd78a95680b8cb57976596d9cdef4e6bcd5fd5

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
SignatureW9HiZCXgXFcuQaQpt4SjoSgG1eMs0qKnMBvDgb69lJyQdCZFgQnj/D3E3rKqS0USa+OGyGf4F1aKgNDQ15maDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:10.540427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164
observed 4928a06b7c99e1eb541c24d059e82b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.520937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164/manifest.json
observed bd8f90b5a0968158c8a990f7a7dd78a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.501847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164/publication.md
observed 374a978147163572c0db3feb7fdad00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.480450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164/publication.txt
observed a26c177c92249e6d1b86291afe8bd297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.832416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164
observed 4928a06b7c99e1eb541c24d059e82b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.815492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164/manifest.json
observed bd8f90b5a0968158c8a990f7a7dd78a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.796875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164/publication.md
observed 374a978147163572c0db3feb7fdad00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.778265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057164/publication.txt
observed a26c177c92249e6d1b86291afe8bd297...
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.