OpenTechnical

OT-2026-000072626

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000072626) never changes.

Identity and time

Publication numberOT-2026-000072626 · never reused
Internal UUID01a0ae92-89d9-706e-9458-9912906b73e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072626
StatusPUBLIC

Content hashes

Canonical text8a2435cd66cf6c216a7c7cd3ed015120bb7540313aca320906c2ab35de095fa1
Markdown34bf779b2eae7e9dfb71594294dac009481cb7ecb08d9b3aca6bcf79125c43af
PDF
Publication pagecda6eda33aa2958410792f7c51a5e3bd61ae25913dbcdabeb8807eb3029ddc4f
Manifestd44da563870cac22aa4501cd2a277d94218028bb71dca5c4895dff5b1c56a702

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
SignatureV6uFJw+lIOxisCZogv9K0I8AJbaYmYBw+ugpwA0aMim54A7TgYg/TA0uOEynCW4gae9QfvQVl2EN08v5nE0SCQ==
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

2026-09-17T10:22:28.997572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072626
observed cda6eda33aa2958410792f7c51a5e3bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.980738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072626/manifest.json
observed d44da563870cac22aa4501cd2a277d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.962648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072626/publication.md
observed 34bf779b2eae7e9dfb71594294dac009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.946207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072626/publication.txt
observed 8a2435cd66cf6c216a7c7cd3ed015120...
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.