OpenTechnical

OT-2026-000077862

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000077862) never changes.

Identity and time

Publication numberOT-2026-000077862 · never reused
Internal UUID01a0ae95-2ed0-7a24-8316-b9577e8016ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077862
StatusPUBLIC

Content hashes

Canonical textd46e1dd0c5f2c565dc7c815116c975feaabbedbe47fbd9e2485ad08832a08dd8
Markdown21de1bf77dc3d21405afd92b4371f458a8f4b1ad60d67f59c92052852322c970
PDF
Publication pageee90784f03b0dd28c6f087268ca5a06f3c865f04435a959eae674f7f27c86b10
Manifest975f56553bede28515e65b5c7051aedbde6244bf10608b603c8905bc3a0b3dbd

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
Signature6cEjcoaPoh6tvzEwMgBe9yw8uAD3dUlDNcwtn+bZwed0uR6swKtFWDU+LKk71Wgs3COxBVRNW2dmYeRV9z/HBA==
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

2026-09-17T10:07:36.214235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077862
observed ee90784f03b0dd28c6f087268ca5a06f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:36.194530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077862/manifest.json
observed 975f56553bede28515e65b5c7051aedb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:36.172512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077862/publication.md
observed 21de1bf77dc3d21405afd92b4371f458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:36.153992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077862/publication.txt
observed d46e1dd0c5f2c565dc7c815116c975fe...
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.