OpenTechnical

OT-2026-000007862

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, sustained blow-off 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-2026-000007862) never changes.

Identity and time

Publication numberOT-2026-000007862 · never reused
Internal UUID01a0ae6a-908a-7934-b6bd-474f10eda7cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007862
StatusPUBLIC

Content hashes

Canonical text83b907a361686d98ef6b56491dbe5c17fab5d8678c49e10dcb3ada67e0d866d3
Markdown8aa7a26d263a613a2f83d2aa55ce14d65ba19d45aebea5e3c1fc070239a70221
PDF
Publication pagef938903377f8b02891a9eaca3ebc1a44e03765944488f947c1115dff0268a96e
Manifest177be099651534ce0af2911f383da41a9f4df14198fa43a2cdd6fb9ce7bd18b6

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
SignatureAaSQgO7hZtsYkhdqe+fYn5Q0ZGk/UtYDdogRhm5ZyMoZgtoQ05uB1IDBbyGDEywp3+e/ZOfbIZDv00BJI0ytDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:19.105838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862
observed f938903377f8b02891a9eaca3ebc1a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.089154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862/manifest.json
observed 177be099651534ce0af2911f383da41a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.072332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862/publication.md
observed 8aa7a26d263a613a2f83d2aa55ce14d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.051923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862/publication.txt
observed 83b907a361686d98ef6b56491dbe5c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.010900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862
observed f938903377f8b02891a9eaca3ebc1a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.992487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862/manifest.json
observed 177be099651534ce0af2911f383da41a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.967536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862/publication.md
observed 8aa7a26d263a613a2f83d2aa55ce14d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.948455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007862/publication.txt
observed 83b907a361686d98ef6b56491dbe5c17...
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.