OpenTechnical

OT-2026-000088864

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000088864) never changes.

Identity and time

Publication numberOT-2026-000088864 · never reused
Internal UUID01a0ae9b-8f10-79b2-867f-ccac7df572a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088864
StatusPUBLIC

Content hashes

Canonical text6534084c1cc3c7e97ae5e5e2f23d2350c219561bde5f571096f6086749b16d9f
Markdown0eb53cabbc4cb0be3e8a3193ad1ca5ec7ae2c75c292e24c894372ed1be2bbc2b
PDF
Publication pagef59dc7612c66cafb833bd55e4116d2a0bd65e807723e9ada097abdeb7dc25678
Manifestd3b78781b1a41431e72fd46d377a2843ab676ceabf6718e4ac0de6de4c045ac4

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
SignaturewZqy+tf4jzeTagRv8uG/QrK6J2VQeqe4FHqGWF55XxNOHrYWQTqgE/qFKCelta5ng4w4aXfVbTGHVVmW1lwLCg==
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

2026-09-17T09:48:15.570355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088864
observed f59dc7612c66cafb833bd55e4116d2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.552107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088864/manifest.json
observed d3b78781b1a41431e72fd46d377a2843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.534603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088864/publication.md
observed 0eb53cabbc4cb0be3e8a3193ad1ca5ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.503518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088864/publication.txt
observed 6534084c1cc3c7e97ae5e5e2f23d2350...
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.