OpenTechnical

OT-2026-000076118

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000076118) never changes.

Identity and time

Publication numberOT-2026-000076118 · never reused
Internal UUID01a0ae94-6a6e-7c0b-b4cf-d2afdbf2ef21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076118
StatusPUBLIC

Content hashes

Canonical text09d75258ea6e6920fd0b82c27bb41bd0dbf6f473a197168a9105e268671add4c
Markdowne97c10bb57de81565905191db71549fe055f14717d238ee5d244faa937f1b296
PDF
Publication page16efc3c7b77cd08985db7501c1c0065e82e7e116468d447244ae2f61a647138e
Manifestd683ce443ec765110335b13b067ea67d0da9fbc2cb845feb61e2a7fd699e081b

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
SignatureJEpGiI2plUK9mQXo4EFZMRHJ5FAlhsxaq8H6X9A5Loe2OfnYGRr+6BPmCF/KAsH0vV487HTH1HQpnY5gF7UiCA==
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

2026-09-17T10:11:04.444821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076118
observed 16efc3c7b77cd08985db7501c1c0065e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:04.046254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076118/manifest.json
observed d683ce443ec765110335b13b067ea67d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:04.024915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076118/publication.md
observed e97c10bb57de81565905191db71549fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:04.006189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076118/publication.txt
observed 09d75258ea6e6920fd0b82c27bb41bd0...
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.