OpenTechnical

OT-2026-000076965

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000076965) never changes.

Identity and time

Publication numberOT-2026-000076965 · never reused
Internal UUID01a0ae94-b071-7dc0-8dc5-15e9a7926070 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076965
StatusPUBLIC

Content hashes

Canonical textaa4b3d105f00a735323239bc70e3e2389cbaea01fe1177d84968c121f9bccf28
Markdown3dd006f71e61346e5bfbfaf5a40112bc1af2a810026ad2fd74e0f0b413d6bb93
PDF
Publication pagef56e9004cada86f0710624ef91d707f806d31a5ee061f59ea8626eeef8a949a1
Manifestd0c1c5af255eab5c7dcd722ee4e6ad29c37e038f19c74663e90f5bce7dfe5cea

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
Signatureah286CN3enrMZz9QbU8PKBV7m9abU1vA10PplEFTD3blFMNiE8tqCgH9KxDNw9+M6+OVuAhx1yLmYTBKorwGAQ==
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

2026-09-17T10:10:11.694965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076965
observed f56e9004cada86f0710624ef91d707f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:11.300848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076965/manifest.json
observed d0c1c5af255eab5c7dcd722ee4e6ad29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:11.279694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076965/publication.md
observed 3dd006f71e61346e5bfbfaf5a40112bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:11.258745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076965/publication.txt
observed aa4b3d105f00a735323239bc70e3e238...
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.