OpenTechnical

OT-2026-000078610

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000078610) never changes.

Identity and time

Publication numberOT-2026-000078610 · never reused
Internal UUID01a0ae95-7c2a-771f-a9b5-15ac30bb5922 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078610
StatusPUBLIC

Content hashes

Canonical textf63ee9c42825ec42cb508d8e0d8df5cb8a15b9beee6e858886a0af60396914aa
Markdowna0bf4004da76107393a8e7d535857653e4e3236f3af76c374398ee99b064bf8f
PDF
Publication page6e24545d80eb0b8f81298c3b2f08a5a66760798d0bae4a3a41b14e839ccf49fb
Manifest367c549d8f6eae4c87ba564ac8edc473fbd978f5888cdfed01280e2c9702fdb6

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
SignatureeDGz9h4b4fd/iDhHSITWB74JjebJ+i0dZU8nAnr2qDMxh4DhX0fGQnMBbkKU2xb0AT8pE11T0t0x//FBbQHrAw==
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

2026-09-17T10:06:38.726181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078610
observed 6e24545d80eb0b8f81298c3b2f08a5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:38.707380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078610/manifest.json
observed 367c549d8f6eae4c87ba564ac8edc473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:38.688205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078610/publication.md
observed a0bf4004da76107393a8e7d535857653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:38.669618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078610/publication.txt
observed f63ee9c42825ec42cb508d8e0d8df5cb...
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.