OpenTechnical

OT-2026-000078402

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000078402) never changes.

Identity and time

Publication numberOT-2026-000078402 · never reused
Internal UUID01a0ae95-7c28-781d-a723-51bb1d22125a · 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-2026-000078402
StatusPUBLIC

Content hashes

Canonical text467aabd7bd080805dec3a6140bc279bbb143abfd642be49aa46479dab1cf4789
Markdown46adc376d09ae4d68c2ab0f85b621a6a4b2b87662d1a46b6dc78f6ea1b2d2166
PDF
Publication page8d4bf5a65d51ddf50c08d6a318f48ce8f771136efd91b3abec2d4e2149049ba2
Manifestb61bfe40344e5aa0c297122a3690280bf0bade042fc6e69f501fbffa13e3312a

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
Signature4GZidBMTGiqwRcAnHpX1fiMDWDJt+R0ST/JamRsWaeZLU1RG80llUYaxqboEuyEooSIhsJMBZykhTv04hUM7Aw==
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

2026-09-17T10:06:05.785428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078402
observed 8d4bf5a65d51ddf50c08d6a318f48ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:05.767524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078402/manifest.json
observed b61bfe40344e5aa0c297122a3690280b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:05.749568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078402/publication.md
observed 46adc376d09ae4d68c2ab0f85b621a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:05.731089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078402/publication.txt
observed 467aabd7bd080805dec3a6140bc279bb...
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.