OpenTechnical

OT-2026-000070574

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented before 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-2026-000070574) never changes.

Identity and time

Publication numberOT-2026-000070574 · never reused
Internal UUID01a0ae91-5460-7a36-9b55-7e0be1168293 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070574
StatusPUBLIC

Content hashes

Canonical textf015dcb54e3df7fe7d533b482b11c6d5a10430aadf9780555110acb6ee6f37fb
Markdown139f80e4990f2787bc69fd0ccc5bdc7c5173eac523ae138478e58366ed83ca3a
PDF
Publication pagefef2cdd502548e65d88bb027c9ea14366470464c4ef9488e066a938f59c5c4f9
Manifest8fab6376da30fdf9b4b61c87c6b75c0e388118605154c8415dd341c6bcd3e9c6

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
SignatureaL+fnAY8o1Lq31yBVfpkQ3ckr8jzMafBujCA9pf78QXQf4WCpddUYaFXBFxwJyoz0X38VHfFIKaJISJ+9FsiCQ==
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

2026-09-17T10:26:25.561592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070574
observed fef2cdd502548e65d88bb027c9ea1436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.544626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070574/manifest.json
observed 8fab6376da30fdf9b4b61c87c6b75c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.528658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070574/publication.md
observed 139f80e4990f2787bc69fd0ccc5bdc7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.509303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070574/publication.txt
observed f015dcb54e3df7fe7d533b482b11c6d5...
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.