OpenTechnical

OT-2026-000088188

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000088188) never changes.

Identity and time

Publication numberOT-2026-000088188 · never reused
Internal UUID01a0ae9b-1aa8-7971-bfa9-ec682557b2fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088188
StatusPUBLIC

Content hashes

Canonical textc9333c3b756e15795333338a3fab5ab8ab329929f0656450f011af4d5fa51c46
Markdown63c4a79e51674a166488a1417567232dc7bfeea72f5a8b2c5a28472aeab89ea6
PDF
Publication page6565abf87d5d4d3608de90e4246dd678afe68dcf10323869c7494e4037bf9bf6
Manifest9195316b9a9ed50359531d55e298bbdbcd535868fae06d83935c1157505988f0

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
SignatureryLm8uNu/1mFer2SC2nUZ2LgzY10Fv8x/nnOPqcu4DOzJsi4qfg4yPRJ0hXr4RSFPl2nzGpmFKQphItxgIFvAw==
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

2026-09-17T09:50:15.470911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188
observed 6565abf87d5d4d3608de90e4246dd678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.450544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188/manifest.json
observed 9195316b9a9ed50359531d55e298bbdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.431384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188/publication.md
observed 63c4a79e51674a166488a1417567232d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.413653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188/publication.txt
observed c9333c3b756e15795333338a3fab5ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.887695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188
observed 6565abf87d5d4d3608de90e4246dd678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.870785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188/manifest.json
observed 9195316b9a9ed50359531d55e298bbdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.852055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188/publication.md
observed 63c4a79e51674a166488a1417567232d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.832718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088188/publication.txt
observed c9333c3b756e15795333338a3fab5ab8...
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.