OpenTechnical

OT-2026-000060070

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000060070) never changes.

Identity and time

Publication numberOT-2026-000060070 · never reused
Internal UUID01a0ae8a-5a71-7505-9870-4562c9a1dd9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060070
StatusPUBLIC

Content hashes

Canonical text82ac26756749a802f00d4b7c6b6e504d3f257a8bcd882f4a3ca9e8e1dea3889b
Markdownc51c37c79a23a25beaf74f97d638ca9653eecec729669579818c6e27ac9019d1
PDF
Publication page3f788f247dcebac18a1ffce4563451f638aa7dea899e66a13b56d48931f126c8
Manifest7af8274789e91a7b6c927fdc2c564d76003475a015884a22d614660ef7143153

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
SignatureMNwg5hPBfZAybdx+Isf71QlAH2wf2+PIoTsm93NiBEl67pNXyQq+JVpGLdxOemtCDj2/chfNMGm9i/OMC2sdBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:42.137817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060070
observed 3f788f247dcebac18a1ffce4563451f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.118696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060070/manifest.json
observed 7af8274789e91a7b6c927fdc2c564d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.099997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060070/publication.md
observed c51c37c79a23a25beaf74f97d638ca96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.080463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060070/publication.txt
observed 82ac26756749a802f00d4b7c6b6e504d...
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.