OpenTechnical

OT-2026-000068139

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000068139) never changes.

Identity and time

Publication numberOT-2026-000068139 · never reused
Internal UUID01a0ae8f-c4ff-770d-9128-ba0f1e512683 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068139
StatusPUBLIC

Content hashes

Canonical textbecc49a2ee30be4251d72f04afa7350ac1de79b682ca1811d95c954fe1cb06d5
Markdownd002e0df28f2c7acdde788f59b206406a34aa1ff03db0f49c3c07ebfa91fb7c2
PDF
Publication pagea0f90e7e516fd6a8c171d8de46dadba154382d2533924eb6daad03309741b05d
Manifestf40cace99adc06079c667e6e2f82dca8aa7187f374cc666fbfd9a9c5bb9b014c

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
SignatureK8ROY64M1mTL7dgGEyAaP9ZDp2WvGhnItXXfcXfa3zr2YfijwOqmAsuqaK9bg+8fNHqN4uE53CitfTwZBvaTCw==
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

2026-09-17T10:30:47.189640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068139
observed a0f90e7e516fd6a8c171d8de46dadba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:47.172108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068139/manifest.json
observed f40cace99adc06079c667e6e2f82dca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.906998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068139/publication.md
observed d002e0df28f2c7acdde788f59b206406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.888210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068139/publication.txt
observed becc49a2ee30be4251d72f04afa7350a...
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.