OpenTechnical

OT-2026-000070611

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000070611) never changes.

Identity and time

Publication numberOT-2026-000070611 · never reused
Internal UUID01a0ae91-5460-7e2b-85e5-49c7e0cb6039 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070611
StatusPUBLIC

Content hashes

Canonical text88529e0c91c5e53a4cb86147a0ac92902aaa29135690a4ef1b033d18f11b5fa3
Markdown188461bbe3f201257708746b9efa5287d9480fdff8bec5db3677beed5f637d77
PDF
Publication page4d91b35cfc248898caa272851a53dd8ce03c7ef4b6de090e724df0c52d08a897
Manifest8383bba1a41cb62e7e71bf207d79f34817380763bf038bf36d748d0a555bfa96

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
SignaturexJCRJ2o42cQpURblgG80epqLHBqDtGpR5HI8ljIDXtHgSwERLVDE2EudmQ/Qrl9I2v1GAQGHxbfmT6IR1d3UCg==
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

2026-09-17T10:26:28.291858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070611
observed 4d91b35cfc248898caa272851a53dd8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:28.274663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070611/manifest.json
observed 8383bba1a41cb62e7e71bf207d79f348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:28.257813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070611/publication.md
observed 188461bbe3f201257708746b9efa5287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:28.240093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070611/publication.txt
observed 88529e0c91c5e53a4cb86147a0ac9290...
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.