OpenTechnical

OT-2026-000082453

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000082453) never changes.

Identity and time

Publication numberOT-2026-000082453 · never reused
Internal UUID01a0ae97-4d97-7c9c-87f7-768bdabdba9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082453
StatusPUBLIC

Content hashes

Canonical text9588c9d9a381ff98cbe35fdf2aa92378385cf3426c994e29fb90ce924596d9f4
Markdownf23f2807e879a29f72e661fc9c19473874e015f29f1413168a13f0ba4b8484e4
PDF
Publication pageffba112a79bb5b563062ec76266d80a49d867f40538e367d02be401fb2e24979
Manifest84bf156341d0ebc27f2903c662d7fa4b04b954ffd5313bc17f4de6e6d4c97ff0

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
SignaturePhNe+El/Xoe+tWbvLNCRhs9swLxETwI+zyIfStZpNsWj95Y6ubtbfACbop/9FOfENlAt/bnTsRX2gVuuJqbbBg==
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

2026-09-17T09:59:27.206333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082453
observed ffba112a79bb5b563062ec76266d80a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.189601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082453/manifest.json
observed 84bf156341d0ebc27f2903c662d7fa4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.171623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082453/publication.md
observed f23f2807e879a29f72e661fc9c194738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.155029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082453/publication.txt
observed 9588c9d9a381ff98cbe35fdf2aa92378...
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.