OpenTechnical

OT-2026-000089076

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000089076) never changes.

Identity and time

Publication numberOT-2026-000089076 · never reused
Internal UUID01a0ae9b-daff-71d3-b732-e86915645e89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089076
StatusPUBLIC

Content hashes

Canonical text922e609a303353fe1a8829989369bc8688960f1c03d0980454f6e41d09648e93
Markdownf5a0f533cf8de4d37129d6cd7b5a2ea5024091891595d6fae7a87644a84eb6ef
PDF
Publication page659918ca2e119ab645ecb2565372664001353d9f3f4181b4b633357efeccf98f
Manifestc0469010b690fb362628cab0915a5a4a0bfd483a5a409f87afd83299ee53bdbd

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
Signature2YSE5jlMjt9zt37nEx/6APTvHloKrIhSkAQp8bEXpnxXb2PvMnaJjhf5RsxhsdbQ8Ut2oB5uAl9PXSwOosWjDQ==
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

2026-09-17T09:46:58.718529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089076
observed 659918ca2e119ab645ecb25653726640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:58.700003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089076/manifest.json
observed c0469010b690fb362628cab0915a5a4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:58.682189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089076/publication.md
observed f5a0f533cf8de4d37129d6cd7b5a2ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:58.665012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089076/publication.txt
observed 922e609a303353fe1a8829989369bc86...
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.