OpenTechnical

OT-2026-000087338

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained 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-2026-000087338) never changes.

Identity and time

Publication numberOT-2026-000087338 · never reused
Internal UUID01a0ae9a-cd4f-7a22-97eb-d460d7ca0ed0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087338
StatusPUBLIC

Content hashes

Canonical textf42e1b08275a9eef9b8ecd25314d0ff90d59b7a31216bde4eef457209a8b6c3b
Markdownb8b41f55550f9b1c044320d23cea2e88a75a8849c050b25354e8dbac12b9ce77
PDF
Publication pagee5fbcda70653f7f3b6261e993889bdf11454ea92e9b5df8644cc6e72d2c00072
Manifest3ac1306b6bb438928ec39d658cb2cc5ed1ffe760092b4ad8b28c455de327054f

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
SignatureEZKWTunnrmSp6hDv8gIhb3lQHc+s2yy9NknzfoVb50mZWOjyKW5/4krsg+AJswKymCRU598pCwrdayQgGhUrAg==
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

2026-09-17T09:50:30.540465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338
observed e5fbcda70653f7f3b6261e993889bdf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.540433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338
observed e5fbcda70653f7f3b6261e993889bdf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.524404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338/manifest.json
observed 3ac1306b6bb438928ec39d658cb2cc5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.523233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338/manifest.json
observed 3ac1306b6bb438928ec39d658cb2cc5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.506553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338/publication.md
observed b8b41f55550f9b1c044320d23cea2e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.504289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338/publication.md
observed b8b41f55550f9b1c044320d23cea2e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.488794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338/publication.txt
observed f42e1b08275a9eef9b8ecd25314d0ff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.483725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087338/publication.txt
observed f42e1b08275a9eef9b8ecd25314d0ff9...
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.