OpenTechnical

OT-2026-000079526

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000079526) never changes.

Identity and time

Publication numberOT-2026-000079526 · never reused
Internal UUID01a0ae96-0b91-7fc6-8c61-8ef8e43f469b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079526
StatusPUBLIC

Content hashes

Canonical textad95760df57136aaf19e3416335ea3a2707b762e465e73cb3f141b855c0fa727
Markdowncf40d6737011c1843f2ccea16ee33e886e4940b2fa15b12b2896282c1b5c4bcc
PDF
Publication pagee42b8a73aaf5f28a4ef10bfe94c3c758647e32bedfda49d4955a03d039ee45ec
Manifestb123a96f30783562659f4aa9e622b67e17a3862c19de4735eeb853ce2bb08311

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
SignatureTzV76N5/rsx1aH15rVWJYILIy2LTsTVPnNTJU9O+g8RXVVK79goE0MzIPtXSMUwWMtMSdcpuENUawZiHJhFWBQ==
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

2026-09-17T10:05:10.267036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079526
observed e42b8a73aaf5f28a4ef10bfe94c3c758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.249500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079526/manifest.json
observed b123a96f30783562659f4aa9e622b67e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.231383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079526/publication.md
observed cf40d6737011c1843f2ccea16ee33e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.214349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079526/publication.txt
observed ad95760df57136aaf19e3416335ea3a2...
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.